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*Not actual model Cardinale GMC - Which 2026 GMC Sierra 2500 HD Denali Ultimate Features Matter Most for Pebble Beach, CA Truck Shoppers? If your daily rhythm moves between client meetings, jobsite check-ins, and coastal getaways, the 2026 GMC Sierra 2500 HD Denali Ultimate delivers a level of refinement, visibility, and trailering confidence that makes every mile count. The signature Vader Chrome grille and exclusive 20-inch Ultra-Bright machined aluminum wheels with gloss-black inserts set the tone, while the standard Duramax® 6.6L Turbo-Diesel V8 teams with a 10-speed automatic transmission for quiet strength on grades and steady composure with weight on the hitch. Inside, the Alpine Umber interior surrounds you in full-grain leather and authentic Paldao wood, and 16-way power front seats with massage help keep you sharp across long stretches of Highway 1. At Cardinale GMC, we spend time dialing in the exact trailering tools that suit your routine, whether that’s towing equipment during the week or a boat on weekends. Technology in the Denali Ultimate is designed to simplify tasks you perform every day. Up to 14 available camera views with HD Surround Vision pair with features like Transparent Trailer View to expand your perspective at low speed and on the highway. The 13.4-inch center touchscreen integrates seamlessly with a 12.3-inch digital Driver Information Center, so critical towing, navigation, and audio details stay front and center. A 12-speaker Bose Premium Series with Centerpoint® surround sound keeps calls crisp and music rich, while illuminated power assist steps make entry easy with gear in hand. Add the MultiPro™ Tailgate Audio System by KICKER® to bring entertainment to tailgates or campsites without extra setup. Everyday luxury that lasts: Full-grain leather, authentic Paldao wood, and 16-way massage-capable front seats support long days and late returns. Trailering clarity when it counts: Available 14 camera views plus Transparent Trailer View help you judge angles, manage merges, and back into tight spots with less stress. Versatility at the tailgate: MultiPro™ Tailgate with available KICKER® audio expands loading options and adds entertainment for on-site breaks or weekend gatherings. Diesel strength, refined: The Duramax® 6.6L Turbo-Diesel V8 with a 10-speed automatic delivers torque confidently and quietly. Frequently Asked Questions: Can the Denali Ultimate help me manage multiple trailers? Yes. The ProGrade® Trailering System with In-Vehicle Trailering App lets you create and store trailer profiles, view pre-departure checklists, and monitor diagnostics, helping you move between work and weekend trailers with fewer steps. What makes the Denali Ultimate interior different from Denali? Denali Ultimate elevates materials and appointments with Alpine Umber full-grain leather, authentic Paldao wood, and 16-way power front seats with massage, plus a Bose Premium Series with Centerpoint® surround sound for a truly flagship feel. How does the camera tech improve real-world towing? Up to 14 available camera views, including HD Surround Vision and Transparent Trailer View, enhance situational awareness when backing, merging, or maneuvering around tight obstacles, reducing reliance on spotters and guesswork. Is the Duramax® 6.6L Turbo-Diesel V8 standard on Denali Ultimate? Yes. Denali Ultimate includes the Duramax® 6.6L Turbo-Diesel V8 paired with a 10-speed automatic, delivering robust torque and smooth power delivery for towing and hauling. Can I get help tailoring a Denali Ultimate for coastal weekends and work duties? Absolutely. Our team is skilled at aligning off-road protection, camera packages, and interior upgrades to your routine so the truck is ready for both weekday demands and coastal retreats. We are proud to be serving Pebble Beach, Carmel Valley, and Carmel-by-the-Sea with guidance that fits real-world driving and towing. The 2026 GMC Sierra 2500 HD Denali Ultimate stands out because it does not force a trade-off between luxury and capability. From the trailering app to the camera suite, from the massage-capable seats to the MultiPro™ Tailgate versatility, every feature earns its keep. If you want a heavy-duty truck that supports your rhythm without drama, this flagship trim checks all the boxes for confidence along the coast and beyond. Request more 2026 GMC Sierra 2500 HD information

Cardinale GMC - Trailering Confidence with the 2026 GMC Sierra 2500 HD for Pacific Grove, CA Weekends When your weekends involve a boat ramp, a camper, or a cargo trailer, confidence matters as much as capability. The 2026 GMC Sierra 2500 HD is engineered to make trailering feel natural, with camera views that reveal blind spots, guidance lines that help align your hitch, and in-cab tools that simplify every step. Around Pacific Grove, CA, drivers face tight marina approaches and gusty coastal winds—conditions where smart technology and stable powertrains make a tangible difference. This heavy-duty truck pairs a stout frame with a choice of engines: a gas 6.6-liter V8 for dependable, everyday muscle or the Duramax 6.6-liter turbo-diesel V8 for abundant low-end torque and sustained pulling on grades. Both link to a responsive 10-speed automatic, and available four-wheel drive is ready for sea-spray-slick surfaces and unpaved launch areas. If you regularly tow along the coast, the Sierra HD’s integrated trailering systems—anchored by up to 15 camera views—can turn complex maneuvers into familiar routines. Below are key features many local owners tell us make the most immediate difference when launching, parking, and hauling in crowded waterfronts and busy weekend corridors. Transparent Trailer View: Helps you see behind your trailer, easing lane changes and merges on coastal highways. Hitch Guidance with Hitch View: Provides centerline overlays and a close-up camera feed to back directly to the coupler. Trailer Side Blind Zone Alert: Monitors lanes alongside the trailer to improve awareness during passes and exits. In-Vehicle Trailering App: Centralizes checklists, light tests, and profiles to streamline setup for different trailers. Inside, an available 13.4-inch touchscreen with Google Built-in brings effortless navigation, voice control, and app integration into clear focus, while wireless Apple CarPlay and Android Auto keep your phone free of cables. Add the available 12.3-inch digital gauge display, and you get a cockpit that makes towing data and camera views easy to access without cluttering your sightlines. The result is a smoother, more informed drive—especially helpful when coastal fog reduces visibility or traffic compresses near popular launch points. Choosing between gas and diesel? If your towing is occasional, mixed with daily commuting and runs to local jobsites, the gas 6.6-liter is strong and straightforward. For frequent towing—especially heavier boats or enclosed trailers over long distances—the Duramax 6.6-liter turbo-diesel V8 stands out with confident, sustained pull on grades and fewer downshifts. Either way, the Sierra HD’s 10-speed automatic keeps the truck in the right gear for steady progress and smooth transitions. Cardinale GMC is your local resource for setting up a Sierra HD that matches how you tow, from camera coverage to hitch hardware and bed accessories. Our team can walk you through configuring a crew cab for family duty or a standard bed that balances maneuverability and cargo space. You’ll find practical guidance on wiring, brake controllers, and the factory prep you may want when you plan future upgrades. We’re in Seaside, serving Pacific Grove, Salinas, and Castroville, and we understand the unique demands of coastal towing—from angled launch ramps to narrow turnaround points. If your goal is a truck-and-trailer pairing that inspires confidence from your driveway to the dock, the Sierra 2500 HD is built with the tools to make it happen. Frequently Asked Questions: Which engine is better for towing on coastal grades? The Duramax 6.6-liter turbo-diesel V8 is the choice for frequent, heavier towing thanks to strong low-end torque and steady pull on long climbs. The gas 6.6-liter V8 remains a dependable option for mixed use with occasional trailering. How do the camera views help at a busy boat ramp? Hitch Guidance with Hitch View assists alignment, Bed View helps you watch cargo and the hitch area, and Transparent Trailer View improves situational awareness behind the trailer when backing and merging. Can I set up different profiles for different trailers? Yes. The In-Vehicle Trailering App lets you create profiles with saved settings, maintenance reminders, and light-test sequences, so switching between trailers is faster and more consistent. Is four-wheel drive worth it for marina launches? If you launch on slick or angled ramps, available 4WD adds traction and control. It’s especially helpful when the tide leaves surfaces damp or covered with algae. Request more 2026 GMC Sierra 2500 HD information

Cardinale GMC - Will the 15-View Camera System on the 2026 GMC Sierra 2500 HD Make Coastal Towing Easier near Carmel-by-the-Sea, CA? Towing in coastal communities comes with unique challenges: tight harbors, angled driveways, shifting winds, and crowded viewpoints where a few extra inches matter. The 2026 GMC Sierra 2500 HD addresses that reality with an available 15-view camera system designed to reduce uncertainty during hitching, backing, and lane changes with a trailer in tow. If you regularly move a boat, RV, or equipment near Carmel-by-the-Sea, CA, the right camera perspectives can be the difference between a stressful afternoon and a smooth, predictable process. GMC’s trailering technology focuses on what you need to see at each stage of the job. Before you roll, Hitch Guidance and Hitch View help you align the ball and coupler precisely. As you move, Surround Views and Rear Top-Down improve spatial awareness in constrained lots or marinas, while a Bed View helps you monitor cargo, fifth-wheel, or gooseneck connections on the fly. The system’s goal is straightforward: give you the angles you’d want if you had a spotter walking the perimeter and calling out your clearances. Hitch Guidance and Hitch View: Overlay guidelines on the screen and deliver a clean, zoomed perspective to center the ball under the coupler without multiple attempts. Bed View with Zoom: Keep eyes on a pin box or gooseneck coupler to confirm a secure connection and safe clearance around toolboxes or bed-mounted gear. Surround Views: Simulate a top-down look to check fenders, trailer corners, and dock edges when creeping through narrow access points. Rear Side Views: Provide flanking perspectives down the sides of the trailer to help judge lane changes and blind spots on multi-lane roads. Rear Top-Down and Guidelines: Offer trajectory cues that bend with the wheel so you can visualize your arc while backing to a slip or driveway. Setting up your trailering profile in the infotainment system takes only a few minutes. You’ll input trailer length, type, and connection details; the truck then optimizes camera overlays and suggests relevant views for each maneuver. If you change trailers, you can save multiple profiles and switch between them in the trailering app. The system remembers what you tow, so guidance stays accurate even as your setup evolves. One of the biggest confidence builders is how quickly you can toggle between views. As you roll back toward a hitch, it’s one tap from a wide perspective to a tight zoom. While backing near a bulkhead or a dock rail, you can switch to side views to double-check your trailer’s swing. This fluidity cuts down on “pull up and try again” time and helps you keep a steady pace, even in high-traffic boat launches or tight neighborhood streets. Coastal winds, especially on open stretches and bridges, can complicate towing. Though the camera system won’t change physics, it helps you anticipate and correct sooner. Rear side views make it easier to monitor trailer tracking in crosswinds, while clear, stabilized images reduce the guesswork when you’re making small, corrective steering inputs. Combined with the Sierra HD’s smooth 10-speed automatic and strong torque delivery, the camera suite equips you with real-time feedback when conditions get unpredictable. For drivers who launch boats or back travel trailers into scenic but crowded spaces, the technology’s value compounds as your day unfolds. It supports a cleaner hitch connection, a calmer drive to the water, and a more precise placement at the ramp or campsite. You’ll spend less time repositioning and more time enjoying why you towed in the first place. Frequently Asked Questions: Do I need to calibrate the camera system when I change trailers? You’ll set up a trailer profile with key dimensions, connection type, and lighting checks. When you switch trailers, select or create a new profile so guidelines and prompts match the equipment you’re towing. Which camera views help most at a crowded marina? Start with Surround Views to verify clearances, use Rear Top-Down with dynamic guidelines for backing, and toggle to Rear Side Views to monitor swing near piers or other parked trailers. Bed View with Zoom is helpful if you’re managing a fifth-wheel or gooseneck rig on-site. To see how these views work in real conditions, we recommend a hands-on demo at the dealership, including a quick hitch alignment and a few tight-space backing exercises. Cardinale GMC is proudly serving Carmel Valley, Carmel-by-the-Sea, and Carmel Highlands, and our team can tailor a route to mirror your typical towing conditions. Request more 2026 GMC Sierra 2500 HD information

Cardinale GMC - How the 2026 GMC Sierra 2500 HD AT4X Delivers Confidence for Castroville, CA Work and Weekend Adventures If your week asks for serious towing and your weekends point toward dirt, ruts, and remote trailheads, the 2026 GMC Sierra 2500 HD AT4X is the confident, heavy-duty solution that bridges both worlds. It begins with the proven powertrain lineup: a gas 6.6-liter V8 or the Duramax 6.6-liter turbo-diesel V8, each paired with a ten-speed automatic. The combination delivers sure-footed torque, smooth downshifts on grades, and the kind of low-speed control you want for launching a boat, maneuvering a work trailer, or easing over uneven approaches to a job site. The frame and suspension tuning keep this heavy-duty truck settled, while the AT4X’s off-road focus helps manage rocky transitions and loose surfaces with the calm you expect from a professional-grade platform. Technology completes the picture. The available GMC Infotainment System with a 13.4-inch touchscreen and Google Built-in provides natural voice controls, integrated mapping, and app support that make daily life smoother. Many configurations bring a 12.3-inch digital driver display for quick-glance insight into towing, off-road, and trip information. The available fifteen-view camera system is a standout for both trailering and trail duty, helping with hitch alignment, monitoring trailer angles, checking bed cargo, and even watching the area around the truck in tight staging areas. Safety features like Automated Emergency Braking, Lane Departure Warning, and Automatic High-Beam Headlights are standard across the lineup, while Blind-Spot Monitoring, Rear Cross-Traffic Alert, and Adaptive Cruise Control are available to add confidence in traffic and around town. Cardinale GMC ensures shoppers can explore these options in detail and tailor an AT4X to the work-life balance that defines the Central Coast. Trail-ready hardware: AT4X’s off-road orientation adds confidence on muddy approaches, rutted access roads, and rocky campground entries. Purpose-built technology: The available fifteen-view camera system lets you see around the truck and trailer, making complex maneuvers feel straightforward. Everyday comfort: Supportive seating, refined ride tuning, and premium infotainment keep long days and longer drives surprisingly relaxed. Flexible bed solutions: The MultiPro tailgate’s six positions help with loading, staging, and on-site workstation setups. Proven powertrains: Choose the gas 6.6-liter V8 or Duramax 6.6-liter turbo-diesel V8 for the torque profile that fits your routine. Beyond specs, the AT4X feels dialed-in for coastal life. Early mornings might mean towing a trailer along Highway 1, with a steady on-center feel on the open stretches and the confident braking and downshifting you want before a turnoff. Afternoons can point inland where access roads are less friendly—this is where the off-road stance and traction-enhancing hardware pay off. Back at home, the MultiPro tailgate and available bed lighting, tie-downs, and a 120-volt outlet help finish the job even as the sun drops. For many drivers, it is the blend of trailering visibility, interior refinement, and off-road composure that makes the AT4X feel like the right fit. Inside, the cabin’s layout places controls where you expect them. The available large center display with Google Built-in simplifies navigation and voice commands, the digital driver display clarifies real-time info, and the available Bose audio adds a premium layer to the daily commute. The AT4X’s strength is that it never feels like a compromise: heavy-duty stability under load, a confident stance when the pavement ends, and technology that makes the truck easier to live with every day. For shoppers seeking one truck to do it all, it’s a compelling choice—especially with a local team serving Salinas, Castroville, and Watsonville to help tailor the build to your exact needs. Frequently Asked Questions: What makes the AT4X different from the AT4 on the Sierra 2500 HD? AT4X turns up the trail capability with additional off-road focus and hardware, while maintaining the heavy-duty strength and refinement that define the Sierra HD. It’s designed for drivers who need work-ready muscle during the week and the composure to explore rougher routes on the weekend. Can the AT4X still excel at towing and hauling? Yes. It benefits from the same stout frame, powertrain choices, and ten-speed automatic found across the lineup, with the Sierra 2500 HD capable of serious towing when properly equipped. The available fifteen-view camera system is especially helpful when hitching, backing, and monitoring trailer surroundings. Which infotainment features stand out on the AT4X? The available 13.4-inch touchscreen with Google Built-in stands out for natural voice assistance, integrated mapping, and app support. Many configurations add a 12.3-inch digital driver display, creating a clear, connected cockpit that suits work sites and road trips alike. Is the Duramax turbo-diesel worth it for the AT4X? For drivers who tow frequently or tackle steep grades, the Duramax 6.6-liter turbo-diesel V8’s high-torque character and smooth delivery through the ten-speed automatic make daily towing and trail work feel more relaxed. How does the MultiPro tailgate help during off-road days? It transforms quickly—serving as steps, a load stop, or a workstation—making it easier to stage cargo, set up tools, or adjust gear on uneven terrain. It’s an excellent match for the AT4X’s go-anywhere mindset. Request more 2026 GMC Sierra 2500 HD information

Cardinale GMC - Which 2026 GMC Sierra 2500 HD Camera Views are Most Helpful for Boat Launches around Carmel Highlands, CA? When your weekend revolves around the water, the right camera view can be the difference between a seamless launch and an afternoon of frustration. The 2026 GMC Sierra 2500 HD offers an available 15-view trailering camera system that transforms how you align, maneuver, and monitor your trailer around tight parking areas and slick ramps near Carmel Highlands. Instead of relying on guesswork, you get calibrated perspectives that sharpen judgment at low speeds and confirm what is happening behind and around the trailer in real time. Below is a practical breakdown of the views most drivers lean on for busy coastal launches, steep approaches, and post-launch staging. While every ramp presents unique angles and currents, these perspectives work together to streamline the process—from hitching up in your driveway to staging after the boat is afloat. Hitch View: Centers the receiver and coupler for fast, precise hookups without a spotter. Bed View: Shows cargo and tie-downs, helpful for confirming strap tension or checking a portable winch. Transparent Trailer View: Digitally stitches sightlines to simulate a see-through trailer while driving. Rear Side View: Monitors trailer sides during turns, reducing blind spots as you pivot down the ramp. Rear Trailer View: A direct look behind the trailer for approach angles and straight-line backing. HD Surround Vision: A bird’s-eye perspective for tight marina lots and angled docks. Hitch View and Bed View form the foundation. Hitch View helps line up the coupler without repeated back-and-forth, especially on sloped driveways or when tides create uneven approaches at the water. Bed View adds reassurance that tow straps, chocks, and tie-down points are still secure before you hit Highway 1. Once on the move, Transparent Trailer View can be a revelation. This view digitally merges images to show what’s behind your trailer as though it were invisible—excellent when merging into traffic by Garrapata State Park or clearing a quick lane change as you approach a marina turn-in. As you descend a ramp, Rear Side View and Rear Trailer View often become the dynamic duo. Rear Side View tracks your trailer’s path relative to guardrails and ramp edges, keeping your fenders clear of concrete. Rear Trailer View confirms that your reverse line is true. Switching between these vantage points helps keep the trailer straight while managing crosswinds or standing water. HD Surround Vision brings it all together when navigating tight staging areas or when drivers in front of you are still strapping down their boats—this composite overhead look makes the Sierra feel smaller than it is, which is invaluable in crowded lots. Beyond cameras, the 2026 Sierra 2500 HD backs up towing confidence with a 10-speed automatic that puts torque where you need it on steep climbs and controlled descents. The available Duramax 6.6-liter turbo-diesel V-8’s strong low-end pull helps when hauling heavier boats or gear-laden trailers from Carmel River State Beach to your favorite launch point near Point Lobos. Pair it with the GMC MultiPro tailgate’s step function for easy bed access when loading coolers or checking tie-downs. If you are deciding how to equip your truck, consider how far you tow, the width of your trailer, and the ramps you frequent. A wider beam or tandem-axle trailer benefits more from Rear Side View coverage, while frequent night launches suggest prioritizing lighting and using guidelines within the camera interface. Fishermen who reposition gear often may lean on Bed View throughout the day. The point is to match camera capabilities to your routine so visibility becomes instinctive rather than an afterthought. Frequently Asked Questions: Do I need all 15 views for boat launching? No. Many drivers rely on a core set—Hitch View, Bed View, Rear Side View, Rear Trailer View, and HD Surround Vision—then add Transparent Trailer View for highway confidence. Will camera guidelines help at night? Yes. Bright, high-contrast guidelines on the 13.4-inch display aid judging angles after sunset, especially with good ramp lighting and clean lenses. Can I use Transparent Trailer View with every trailer? It works best when the system can calibrate the trailer’s dimensions and the trailer is compatible with the required camera setup. What about trailering tech on steep coastal grades? The 10-speed automatic’s gear spread and the diesel’s torque help maintain control, while the camera views let you monitor sway and spacing as you climb or descend. For shoppers tuning a rig for coastal life, Cardinale GMC is serving Carmel-by-the-Sea, Carmel Valley, and Carmel Highlands with guidance on the camera suite, tow hardware, and the right cab and bed pairing for your boat, gear, and family. The goal is a system that feels natural at every step—backing down the ramp, staging with confidence, and heading home with full awareness of what’s around you. Request more 2026 GMC Sierra 2500 HD information

Cardinale GMC - Can the 2025 GMC Sierra 2500 HD Handle a Fifth-Wheel RV for Coastal Trips near Carmel-by-the-Sea, CA? Planning to pull a fifth-wheel RV along Highway 1 and weekend destinations near Carmel-by-the-Sea, CA calls for the right truck, the right hitch prep, and the right tech. The 2025 GMC Sierra 2500 HD is engineered to tow with authority while giving you camera views, trailering checklists, and available diesel torque that make big-trailer travel feel more approachable. If you are mapping out campgrounds from Big Sur to Santa Cruz, this guide explains what matters and how the Sierra 2500 HD helps you check every box. Start by verifying your trailer’s gross vehicle weight rating and pin weight, then compare those figures to Sierra 2500 HD’s ratings. Properly equipped models offer max available gooseneck or fifth-wheel trailering up to 21,870 lbs and a max GCWR up to 30,000 lbs, which covers a wide range of mid to large fifth-wheels. Many RVers choose the available Duramax® 6.6L Turbo-Diesel V8 with the Allison® 10-speed automatic for its low-RPM pulling power and composure on grades. Pair that with the ProGrade® Trailering System and In-Vehicle Trailering App to build trailer profiles, run pre-departure checklists, and monitor compatible trailer tire pressures and temperatures. Fifth-wheel prep begins with the right bed Select a hitch system rated for your RV Set up camera views before you hitch Check pin height and trailer level Confirm trailer brakes and lighting Test brake controller gain at low speed Once you have the essentials, visibility becomes the next confidence builder. Sierra HD offers up to 13 available camera views, including HD Surround Vision, Bed View to align under the pin, and the available industry-first transparent trailer view on compatible trailers. Add available trailering mirrors with power-extension, retraction, folding, and perimeter lighting to maintain perspective on lane changes and tight campground loops. The available Adaptive Cruise Control with trailering can adjust for added drag and braking distance, easing long stretches between stops. Frequently Asked Questions: Do I need a long bed for a fifth-wheel on the Sierra 2500 HD? Many fifth-wheel setups benefit from a long bed to maximize clearance between the trailer nose and cab during tight turns. Some short-bed owners use a sliding fifth-wheel hitch to gain extra clearance when maneuvering. We will help you evaluate your RV’s front cap design and turning radius to choose the right combination. How do the trailering cameras help with a fifth-wheel? Bed View helps align your hitch and pin, HD Surround Vision adds a bird’s-eye perspective for backing into sites, and the available transparent trailer view can help you virtually see through a compatible trailer for added awareness when changing lanes or checking merging traffic. Is the gas V8 enough for a fifth-wheel? The standard 6.6L V8 gas with the Allison® 10-speed is a capable all-rounder. If you are towing near max weight frequently or climbing longer grades, the available Duramax® 6.6L Turbo-Diesel V8 provides added torque and a more relaxed feel at highway speeds. What makes the Sierra HD Pro Safety suite helpful for RV trips? Features such as Forward Collision Alert, Lane Departure Warning, Automatic Emergency Braking, Front Pedestrian Braking, Following Distance Indicator, IntelliBeam, and Buckle to Drive add helpful assistance on busy corridors and through towns, complementing attentive driving and careful trailer setup. Before your first coastal trip, plan a shake-down day. Load the RV close to travel weight, validate pin weight, test brake gain, and practice low-speed turns in a wide lot. Explore the In-Vehicle Trailering App’s checklists and trailer profile tools so your pre-trip routine is consistent, and set your preferred camera views for hitching and lane changes. With the Sierra 2500 HD’s powertrains, available tech, and a thoughtful setup, your focus can shift from worry to watching the shoreline. For hands-on guidance, hitch selection, and a tailored test drive, the team at Cardinale GMC is ready to help, proudly serving Pebble Beach, Carmel-by-the-Sea, and Carmel Valley. Request more 2025 GMC Sierra 2500 HD information

Cardinale GMC - Can the 2026 GMC Sierra 2500 HD Tow a 12,000-Pound Boat up Laureles Grade near Carmel Valley, CA? Choosing the right heavy-duty truck for steep local climbs means looking beyond a headline tow rating and understanding how the powertrain, transmission, visibility tech, and braking control come together on real roads. If you are planning to tow a 12,000-pound boat up Laureles Grade near Carmel Valley, CA, the 2026 Sierra 2500 HD has the fundamentals in place to do it right—especially when configured with the Duramax 6.6-liter turbo-diesel and a towing-focused feature set. Start with torque. The Duramax diesel is rated at 470 horsepower and 975 lb-ft of torque, paired with a responsive 10-speed automatic that keeps the engine in the optimal band during climbs. That power delivery matters when the grade steepens and the curve tightens—you want decisive pull with minimal hunting for gears. Topping that off, the Sierra HD’s composed ride and available four-wheel drive add welcome stability when the pavement is uneven or damp after a marine layer morning. On towing days, visibility is your second source of confidence. GMC’s available 15-view camera system delivers multiple angles tailored to hitching and maneuvering, from checking tongue alignment at the ramp to verifying clearance in tighter turn-ins along the route. If your marina or driveway requires precise backing, these views reduce guesswork, while available blind-spot monitoring and rear-cross-traffic alert add peace of mind around busy lots. With control in mind, consider a brief pre-trip routine to set yourself up for a smooth pull up Laureles Grade. Weight verification: Confirm your boat, trailer, fuel, and gear are within the 2500 HD’s 22,500-pound maximum tow rating and your specific configuration’s limits. Hitch and load setup: Level the trailer, ensure proper tongue weight, and secure safety chains and breakaway cable before leaving the ramp. Tire and brake check: Inspect pressures on truck and trailer tires and verify trailer brake operation before you reach rural grades. Camera presets: Familiarize yourself with the camera angles you will use most—hitch view, side views, and rear guidance lines for tight staging. Route planning: If traffic is heavy, plan a departure window that avoids backups on the grade for a more relaxed ascent. For many local owners, the big question is engine choice. The gas 6.6-liter V-8 delivers 401 horsepower and 464 lb-ft of torque, a strong option for mixed use and moderate towing, but consistent heavy loads on steeper grades favor the diesel’s low-rpm torque and gear spacing. If your boat weighs around 12,000 pounds and you regularly climb longer grades, the Duramax pairing is the more effortless tool for the job. Frequently Asked Questions: Is the Sierra 2500 HD’s maximum tow rating enough for a 12,000-pound boat? Yes. The 2500 HD’s maximum rating is up to 22,500 pounds when properly configured. Always consult your specific truck’s door-jamb ratings and owner’s manual to ensure your setup stays within its limits. Which features most improve uphill towing confidence? The Duramax 6.6-liter turbo-diesel with the 10-speed automatic, the available 15-view camera system for awareness, and available driver-assistance features like blind-spot monitoring are the biggest difference-makers for steep ascents. Does the 13.4-inch touchscreen help during towing? The available 13.4-inch touchscreen with Google Built-in centralizes key information and navigation while wireless Apple CarPlay and Android Auto simplify connectivity. Clear, organized data reduces distraction when managing trailer weight and traffic. Ultimately, the Sierra 2500 HD is built for precisely this kind of task—hauling heavy equipment from the water to the foothills without drama. If you want a tailored drive to compare gas and diesel up local grades, Cardinale GMC can plan a route that mirrors your routine, including staging, merge points, and elevation changes, then walk you through the camera system views and driver-assistance options that make towing feel second nature. We are proudly serving Pebble Beach, Carmel-by-the-Sea, and Carmel Valley with product specialists who understand local terrain and trailering needs. Request more 2026 GMC Sierra 2500 HD information

Cardinale GMC - Which Engine Should You Choose for Towing on the 2026 GMC Sierra 2500 HD near Watsonville, CA? For many heavy-duty shoppers, the biggest question is simple yet consequential: which engine best fits your towing routine? The 2026 GMC Sierra 2500 HD offers two clear choices that excel in different scenarios, both paired with a 10-speed automatic that optimizes power delivery across the rev range. One path is the gas-fed 6.6-liter V-8, a durable, balanced option ideal for mixed duty cycles and moderate loads. The other is the Duramax 6.6-liter turbo-diesel V-8, a torque-rich workhorse engineered for frequent heavy towing and long grades. Near coastal hills and farm roads around Watsonville, CA, knowing how you tow helps determine which powertrain will serve you best. Think first about your trailer profile. If your typical loads are substantial and you frequently pull over longer distances, the Duramax’s torque plateau and 10-speed calibration shine on climbs and when merging at highway speed. If your routine involves periodic towing, daily commuting, and jobsite hauling that rarely maxes out the truck’s capabilities, the gas 6.6-liter V-8 offers strong performance and simplified ownership. In both cases, the transmission’s close ratios help keep the engine where it works most efficiently, smoothing out shifts under load and helping maintain steady progress without hunting for gears. Visibility and stability matter just as much as raw power. The Sierra 2500 HD’s available ProGrade Trailering tech and 15-View Camera System enhance confidence from the first step of hookup to tight parking maneuvers and lane changes. With multiple perspectives to confirm alignment and surroundings, it is easier to set a repeatable routine and reduce stress in crowded lots or narrow rural driveways. Add available driver-assistance features such as Blind-Spot Monitoring, Rear Cross Traffic Alert, and Adaptive Cruise Control, and the Sierra builds a safety net around you and your trailer on busy corridors and winding county roads. Interior tech also plays a big role on towing days. The available 13.4-inch GMC infotainment system with Google Built-in brings voice-forward navigation and integrated search for fuel, rest stops, and trailer-friendly routes. Wireless Apple CarPlay and Android Auto keep your phone untethered, while an available 12.3-inch digital driver display surfaces key towing data where you want it. These systems help you stay organized on longer trips and let you keep eyes forward, hands on the wheel, and your attention on the road. Cargo management is another differentiator that pays off daily. The GMC MultiPro tailgate offers six configurations that turn the bed into a smarter workspace. Use it as a load stop when you have gear stacked above the bed rails, a sturdy step for easier climbs into the bed, or a makeshift bench for tools. Corner step rear bumpers, available LED bed lighting, movable tie-downs, and an available 120-volt outlet further support a safe and efficient load-in, whether you are preparing for a weekend away or staging equipment for an early start. Ride quality matters when you are towing along coastal routes or agricultural roads. The Sierra 2500 HD is tuned for composure in its class, lending a confident feel when the trailer is pushing or when crosswinds pick up. Steering feedback is predictable, and the truck inspires the kind of trust you want when long days turn into night runs home. If you remain on the fence between engines, request a back-to-back drive on a route that mirrors your real-world conditions. Try an on-ramp merge, a steady grade, stop-and-go sections, and a tight parking lot to evaluate throttle response, downshifts, and camera views. Then step through the trailering app, practice with checklists, and verify that your preferred camera views are easy to access and understand. These practical moments often clarify which powertrain and tech mix you will appreciate over the years of ownership. Our team is here to help you tailor the 2026 Sierra 2500 HD to your needs, serving Castroville, Watsonville, and Hollister with guidance grounded in daily use and regional terrain. From powertrain selection to trailering tools, bed utility, and driver assistance, we will help you build a heavy-duty truck that makes hard work feel more manageable and long trips more comfortable. When you are ready to refine your choice, schedule a test drive and plan time for a thorough trailering tech walkthrough with Cardinale GMC. Frequently Asked Questions: Which engine is best for frequent heavy towing on hilly routes? The Duramax 6.6-liter turbo-diesel V-8 is a smart choice for regular heavy towing. Its torque-rich delivery and 10-speed pairing provide confident climbs and steady highway merges while pulling substantial loads. Is the gas 6.6-liter V-8 enough for my mixed-use routine? Yes, for periodic towing, hauling, and commuting, the gas 6.6-liter V-8 offers robust, predictable performance. It is well-suited to drivers who tow less often and rarely approach maximum capacities. How does the 15-View Camera System help when I am alone? It gives you multiple angles to align the hitch, monitor trailer position, and check surroundings. That reduces guesswork during solo hookups and makes tight maneuvers in lots and driveways easier. What tech should I prioritize for long trips with a trailer? Look for the 13.4-inch GMC infotainment system with Google Built-in for voice-forward navigation and wireless Apple CarPlay and Android Auto. The available 12.3-inch driver display puts key towing info front and center. Request more 2026 GMC Sierra 2500 HD information

*Not actual model Cardinale GMC - What to Know About the 2026 GMC Sierra 2500 HD The 2026 GMC Sierra 2500 HD arrives in Seaside, CA, as a heavy-duty pickup built for demanding work and weekend adventures alike, blending commanding capability with modern comfort and tech. At Cardinale GMC, we help drivers match this truck’s muscle to real-world jobs, whether that means hauling equipment, towing a large trailer, or commuting in a refined, quiet cabin. From its robust frame and advanced trailering features to its upscale interior options, the Sierra 2500 HD continues to set a high bar for confidence on tough terrain and long highway stretches. Our community often asks how the Sierra 2500 HD fits local needs like coastal towing, steep grades, or tight job site access. The answer starts with choice. You can pair a hardworking gas V8 or an available turbo-diesel V8 to an advanced automatic transmission that helps keep power in the sweet spot. Multiple cab and bed configurations, a sturdy suspension tuned for stability under load, and clever camera views all converge to make this heavy-duty truck approachable for first-time HD owners and seasoned pros. For shoppers seeking a trusted partner serving Monterey, Pebble Beach, and Carmel-by-the-Sea, the Sierra 2500 HD offers the right mix of strength and everyday usability. Powertrains: Choose between a strong gas V8 for straightforward daily duty or an available turbo-diesel V8 for maximum low-end torque and confident towing on long grades. Trailering tech: Helpful camera views, integrated trailer brake control, hitch guidance, and features like trailer profiles streamline hookup, monitoring, and maneuvering. Ride and stability: A rigid frame, well-tuned steering, and available traction aids support secure handling with or without a trailer or payload. Interior tech: An available large touchscreen, digital driver display, wireless smartphone integration, and built-in navigation tools simplify busy days. Bed utility: Corner steps, available in-bed lighting, configurable tie-downs, and the MultiPro tailgate make it easy to load, climb, and secure cargo. Safety suite: Available driver-assistance features like forward alerts, lane guidance, blind zone alerts for trailering, and adaptive cruise add peace of mind. Trims span from work-ready to premium-luxury. You can build a fleet-friendly setup with straightforward surfaces and durable materials or step into upscale appointments with refined seating, upgraded audio, and head-turning finishes. Off-road oriented packages add specialized tires, underbody protection, and chassis hardware to tackle rutted access roads and washboard trails. The result is a lineup that lets you dial in capability, comfort, and appearance without sacrificing the fundamentals that make a heavy-duty pickup dependable. On the road, the Sierra 2500 HD is composed and predictable. The diesel’s effortless torque is well-suited to towing in windy coastal conditions, while the gas engine remains a solid match for mixed commuting and occasional hauling. Helpful driver assists reduce stress in tight lots, and advanced camera views can make backing into camp sites or aligning a gooseneck much more straightforward. Add the multi-function tailgate and smart bed storage, and you get a truck that works as effectively after the drive as it does during it. Define your core job: Decide whether your priority is towing, payload, off-road access, or premium comfort to guide powertrain and trim choices. Pick cab and bed: Choose regular, double, or crew cab and standard or long bed based on passenger space and cargo length needs. Select powertrain: Opt for gas if you want simplicity and broad value, or choose turbo-diesel for frequent heavy towing and hilly routes. Add the right packages: Consider trailering cameras, driver assists, off-road hardware, bed utility, and interior convenience to elevate daily usability. Frequently Asked Questions: What’s the difference between the gas and turbo-diesel engines? The gas V8 is a great all-around choice, ideal for blended commuting and weekend projects. The turbo-diesel V8 emphasizes torque and control, making it a standout for frequent towing, long highway pulls, and mountain grades where low-end power and engine braking can help reduce driver effort. Which cab and bed configuration is best for me? Regular cab maximizes bed length and maneuverability for work sites, double cab balances rear-seat space with overall length, and crew cab offers the most passenger room. Pair standard or long bed based on cargo length, trailer type, and where you’ll park or store the truck. How do the Sierra 2500 HD’s trailering features help day to day? Hitch guidance can speed up alignment, camera views can reveal blind spots around the trailer, and saved trailer profiles remember key settings. Together, these tools streamline hookups, improve visibility, and support safer lane changes and backing, especially in tight spaces or busy campgrounds. If you’re exploring your first heavy-duty truck or upgrading into more capability, our team can walk you through trims, packages, and real-world setups that fit your work and recreation. Schedule a test drive to experience the 2026 GMC Sierra 2500 HD’s powertrains, cabin tech, and trailering confidence firsthand, and let our specialists tailor a build that’s ready for what you do next. Request more 2026 GMC Sierra 2500 HD information

*Not actual model Cardinale GMC - 2026 GMC Sierra 2500 HD AT4X Buyer’s Guide for Pacific Grove, CA Projects and Trails The 2026 GMC Sierra 2500 HD AT4X is the heavy-duty truck for drivers who demand all-terrain control without giving up the strength, tech, and refinement needed for serious towing. It starts with a choice of powertrains: a 6.6L V8 gas engine for dependable daily hauling or the Duramax 6.6L Turbo-Diesel V8 that delivers tremendous low-end torque for steep grades and long pulls. Both engines pair with the Allison 10-Speed Automatic for smooth, smart gear selection on and off the pavement. AT4X adds aggressive off-road tires, robust underbody protection, and a specialized suspension tune to tame ruts, rocks, and washboard roads common around coastal job sites and trailheads. Add the available AT4X AEV Edition for stamped-steel bumpers and extra skid plating, and you’ve turned a capable off-roader into a borderless work tool. Inside, AT4X is equally focused. You’ll find the 13.4-inch infotainment system with Google Built-in for navigation, voice assistance, and integrated apps, alongside a 12.3-inch digital driver display that keeps trip and trailering data front and center. Up to 15 available camera views, including Transparent Trailer View, simplify hitching and improve awareness in tight staging areas. Available features such as a Head-Up Display, Digital Rearview Mirror, and the ProGrade Trailering System bring big-truck situational awareness to every mile. Whether your week alternates between fence line work and towing a boat, or you’re traveling with a slide-in camper, the AT4X configuration menu helps you tailor capability and comfort for both tasks. Cardinale GMC is serving Carmel Highlands, Pacific Grove, and Marina with product specialists who can walk you through suspension, tire, and trailering choices—without guesswork. Powertrain Choices: 6.6L V8 Gas for dependable daily duty; Duramax 6.6L Turbo-Diesel V8 for maximum torque and sustained grade performance Transmission: Allison 10-Speed Automatic tuned for towing, grade braking, and off-road control Off-Road Hardware: Specialized suspension tuning, robust skid plates, and aggressive tires for traction in mud, rock, and sand Trailering Tech: ProGrade Trailering System, Hitch Guidance, and up to 15 camera views including Transparent Trailer View Cab/Bed Options: Crew cab configurations with standard or long bed to match payload and passenger needs Interior Tech: 13.4-inch infotainment with Google Built-in, 12.3-inch digital cluster, available Head-Up Display and Digital Rearview Mirror Frequently Asked Questions: What makes the AT4X different from the AT4? AT4X intensifies off-road capability with a more specialized suspension tune, additional underbody protection, and aggressive tire fitment. You can further enhance the setup with the available AT4X AEV Edition for stamped-steel bumpers and expanded skid plating. Can the AT4X still tow heavy loads? Yes. With either the 6.6L V8 gas engine or the Duramax 6.6L Turbo-Diesel V8, AT4X maintains the Sierra 2500 HD’s serious tow ratings, while trailering tools such as the ProGrade Trailering System and Transparent Trailer View simplify setup and maneuvering. Is the 13.4-inch infotainment system standard on AT4X? AT4X includes the 13.4-inch infotainment display with Google Built-in on most configurations, paired with a 12.3-inch digital driver display for a modern, high-visibility cockpit. Does AT4X include 4WD? Yes. 4WD is standard on AT4X, and it integrates with drive modes and off-road hardware to deliver control on loose or uneven terrain. What if I want even more protection for rocky terrain? Consider the available AT4X AEV Edition. It adds stamped-steel bumpers, increased underbody protection, and other enhancements designed for harsh environments. How does AT4X handle daily commuting? AT4X balances trail toughness with a quiet, comfortable cabin, supportive seating, and advanced driver-assistance features—so weekday commuting remains relaxed even after a weekend off-road. When you build your 2026 Sierra 2500 HD AT4X, think about the most demanding days you face and spec accordingly. Pick the Duramax Turbo-Diesel if you plan frequent steep-grade towing, choose the AT4X AEV Edition if your routes involve deep ruts and rocks, and add camera and trailering packages to streamline your workflow at busy launch ramps and job sites. With one visit to Cardinale GMC, you can compare configurations back to back and leave with a truck that’s dialed for your exact needs. Request more 2026 GMC Sierra 2500 HD information

Cardinale GMC - Does the 2025 GMC Sierra 2500 HD offer better trailering visibility than the 2025 Ford Super Duty F-250 near Pebble Beach, CA? When comparing heavy-duty pickups for towing confidence along coastal grades and narrow lanes, trailering visibility is the question most shoppers ask. The 2025 GMC Sierra 2500 HD builds a compelling answer through a suite of integrated tools designed for clarity at every stage, from hitching to highway maneuvers. Its available camera array offers up to 14 views, including HD Surround Vision, Bed View, and the industry-first Transparent Trailer View that helps virtually “see through” compatible trailers—hugely reassuring when you need to verify lane position, traffic, or obstacles nearby. Ford’s 2025 Super Duty F-250 introduces helpful aids like Pro Trailer Hitch Assist, a 360-degree camera, and a turn-signal camera view while towing, yet it does not offer an equivalent to Transparent Trailer View. For drivers who frequently tow longer loads, that single feature materially changes day-to-day confidence. Beyond the camera tech, the Sierra 2500 HD’s ProGrade® Trailering ecosystem ties everything together. The available In-Vehicle Trailering App centralizes trailer profiles, pre-departure checklists, and tire pressure/temperature monitoring for compatible setups. You can customize alerts, review light checks, and monitor key stats right on the touchscreen. Pair this with the available multicolor 15-inch Head-Up Display to keep critical info in your line of sight and available Adaptive Cruise Control with trailering to account for added drag and stopping distances, and you get a cohesive picture: the GMC is built to simplify complex towing so you can focus on the road. By contrast, Ford’s systems are capable, but more fragmented; you’ll find yourself relying on a mix of features that don’t deliver the same level of holistic integration across hitching, monitoring, and on-road maneuvering. Transparent Trailer View: Uses advanced camera stitching to help virtually “see through” compatible trailers for lane changes and merging. Up to 14 Available Camera Views: Includes HD Surround Vision and Bed View Camera to check cargo and hitch alignment. ProGrade® Trailering Tech: Streamlines trailer profiles, checklist workflows, and monitoring inside the cabin. 15-Inch Head-Up Display: Keeps speed, navigation, and alerts at eye level to reduce glance time. Adaptive Cruise Control with Trailering: Adjusts following gaps for the added weight and aerodynamic drag of a trailer. Another advantage is how naturally everything operates in the Sierra 2500 HD’s cabin. The available 13.4-inch GMC Premium Infotainment System with Google built-in delivers a large, intuitive interface with native Google Maps for trailer-aware routing, plus Google Assistant voice control to keep hands on the wheel. Wireless Apple CarPlay® and Android Auto™ are included, so smartphone maps and trailering apps you already use integrate seamlessly. The end result is less guesswork: whether you’re lining up to a fifth-wheel at dusk or threading a tight lane change with a boat in tow, the Sierra 2500 HD’s visibility and information flow reduce stress points throughout the drive. From a practical ownership perspective, what matters most is consistency. The Sierra 2500 HD’s available Allison® 10-speed automatic transmission—paired to both the 6.6L gas V8 and the Duramax® 6.6L Turbo-Diesel V8—delivers predictable shifts and engine braking when you need it, especially on longer downhill grades. That composure pairs with the camera coverage to deliver a calm, controlled towing experience at scale. If your week alternates between jobsite trailers and weekend gear—think a contractor’s utility trailer midweek and a camper heading out past coastal overlooks—these systems pay real dividends every trip. Frequently Asked Questions: Can the 2025 Sierra 2500 HD help me hitch without a spotter? Yes. With available HD Surround Vision and the Bed View Camera, plus clear hitch guidelines on the screen, aligning solo is straightforward. The Transparent Trailer View then adds peace of mind for your initial merge and lane changes. Is there an advantage to Google built-in for towing? For many drivers, yes. Native Google Maps on the available 13.4-inch screen offers familiar, high-quality navigation that works well with trailer profiles, while Google Assistant voice control helps you stay focused. What if I’m choosing between these trucks for coastal drives? On winding stretches and high-traffic merges, the Sierra 2500 HD’s available camera coverage and Transparent Trailer View provide a more complete picture around the trailer, reducing the uncertainty that often comes with blind spots. Cardinale GMC is proudly serving Pebble Beach, Carmel-by-the-Sea, and Carmel Valley with knowledgeable guidance and test drives that put you behind the wheel to try these features in real-world scenarios. Our team will help you set up trailer profiles, explore camera views, and understand how the Sierra 2500 HD’s integrated tech supports safer, smoother towing. Request more 2025 GMC Sierra 2500 HD information

*Not actual model Cardinale GMC - Why the 15-View Trailering Camera System on the 2026 GMC Sierra 2500 HD Builds Confidence for Monterey, CA Drivers Towing on the Central Coast brings unique challenges—tight marina lots, foggy mornings, and hills that demand precise control. That’s where the 2026 GMC Sierra 2500 HD’s available 15-view trailering camera system and ProGrade Trailering features shine. From aligning the hitch to navigating a busy launch, the technology reduces guesswork and helps you move with assurance. Cameras mounted around the truck and available trailer camera integration provide a perspective you can actually use, displayed clearly on the large infotainment screen with Google Built-in and wireless Apple CarPlay and Android Auto. Whether you’re backing a boat toward the water or threading a camper through a campsite, these views transform tricky moments into smooth routines. Setup is refreshingly intuitive. You can select hitch guidance overlays, check bed camera views for gooseneck or fifth-wheel connections, and add a rear-facing trailer camera to extend your visibility. The goal isn’t flashy tech—it’s functional visibility that improves safety and reduces stress. Use the Transparent Trailer View when equipped to virtually “see through” a compatible trailer, making lane changes and merges feel more natural. Add in the available Trailer Side Blind Zone Alert to expand your situational awareness, and combine it with available Adaptive Cruise Control for steadier highway stretches. When the system works together with robust diesel torque or the confident 10-speed automatic’s gearing, the Sierra 2500 HD becomes a trusted partner during every mile of the tow. Hitch Guidance: Dynamic lines and a zoomed bed view simplify precise coupler alignment. Transparent Trailer View: When properly equipped, it helps reveal vehicles or obstacles behind compatible trailers. Trailer Side Blind Zone Alert: Available alerts account for trailer length to help with lane changes. Bed and Rear-Camera Options: Multiple vantage points streamline fifth-wheel and gooseneck hookups. In-Cab Integration: Views are accessible via the 13.4-inch infotainment display for quick switching. Practical benefits show up the first time you maneuver in tight quarters. Reversing with a long trailer becomes a more measured process as you toggle between angles, track your wheels, and watch trailer position relative to curbs or docks. If you’re new to towing, the system accelerates your learning curve. If you’re experienced, it saves time each hookup and reduces fatigue after a long day moving gear around the bay. And because Sierra 2500 HD’s cabin is engineered for work—sturdy materials, ample storage, and a clear digital driver display—you can focus on the task at hand with fewer distractions. Frequently Asked Questions: Do I need a special trailer to use advanced camera views? Many views rely on built-in truck cameras. For features like Transparent Trailer View, you’ll need compatible trailer setups and auxiliary cameras—our team can help you select the right configuration. Can I add the trailer camera after purchase? Yes. We can assist with accessory cameras and proper installation so you get the most from the system. Will the camera views work well in fog or low light? They’re designed to enhance visibility, but conditions vary. Use them alongside mirrors, proper lighting, and safe speeds for the best results. Is the 15-view system complicated to learn? It’s designed to be intuitive. We’ll walk you through the menu, demonstrate key views, and help you practice. If you routinely tow along the coast or through the hills, consider pairing the available camera suite with the Sierra 2500 HD’s diesel powertrain. The 6.6L Duramax Turbo-Diesel V8 and 10-speed automatic deliver sustained pulling confidence on grades, while the truck’s chassis and suspension provide a composed ride. Together, power and visibility create a towing experience that’s steady, predictable, and efficient on your time. If you’re curious how the views apply to your boat trailer, RV, or equipment hauler, schedule a demonstration drive—hands-on learning makes the value clear in minutes. Cardinale GMC is proudly serving Monterey, Pebble Beach, and Carmel-by-the-Sea with guidance on selecting the right camera and trailering options for your 2026 GMC Sierra 2500 HD. We’ll help you match towing capacity, wiring needs, and camera setups to your exact trailer so every hook-up and back-in feels more natural—and every trip feels a little easier. Request more 2026 GMC Sierra 2500 HD information