2025 GMC Sierra 1500

Power and Performance for Every Task

Discover the 2025 GMC Sierra 1500, designed for superb strength, efficiency, and adaptable performance. With diverse engine options, the Sierra maintains the perfect equilibrium of power and proficiency for all your driving needs.

Engine Options

TurboMax™ Engine

Experience the impressive 430 lb.-ft of torque with the TurboMax engine, offering remarkable low-end strength. Engineered for maximum efficiency and performance, it includes a dual-volute turbo, integrated exhaust manifold, and a robust charge air cooler, ensuring consistent towing capability, even in warm weather.

6.2L V8 Engine

Standard on the Denali Ultimate and optional on the SLT, AT4, Denali, and AT4X, the V8 roars with 420 horsepower and 460 lb.-ft. of torque. Combined with a 10-speed automatic transmission and Dynamic Fuel Management, this engine balances power and economy, supporting up to 13,000 lbs of towing capacity.

Duramax 3.0L Turbo-Diesel

Delivering 305 horsepower and an impressive 495 lb.-ft of torque, the Duramax 3.0L Turbo-Diesel sets the standard for diesel power. Equipped with Active Thermal Management and an agile, electronically controlled turbocharger, it accelerates effortlessly, towing up to 13,200 lbs with ease.

5.3L Gas Engine

The versatile and trusty 5.3L gas engine pumps out 355 horsepower and 383 lb.-ft. of torque. With a towing capability of up to 11,200 lbs., it is perfect for both demanding work and recreational escapades.

Off-Road Readiness

The Sierra 1500 boasts advanced off-road features for adventure seekers, ready to tackle any landscape.

AT4 Off-Road Suspension:

• 2-inch factory suspension lift

• Two-speed Autotrac transfer case with automatic locking rear differential

• Off-road Rancho monotube shocks and durable skid plates

AT4X Off-Road Performance:

• Equipped with Multimatic DSSV dampers and triple spool valves for exceptional damping control

• Specially tuned springs with enhanced suspension travel

• Exclusive electronic locking differentials on both axles for superior traction in extreme terrains

Pro

Built to tackle any task, the Sierra 1500 Pro offers key features for reliable performance and utility.

Standard Features:

• TurboMax™ engine paired with an 8-speed automatic transmission

• 12 cargo tie-downs to ensure secure transport of your load

• Convenient 12V front power outlet

Available Upgrades:

• 5.3L V8 engine featuring a 10-speed automatic transmission

• Distinctive Graphite Edition style package

• 10-way power-adjustable driver seat with power lumbar support

SLE

Enhancing the Pro, the SLE trim offers increased technology and convenience for an elevated journey.

Additional Features:

• 13.4" multicolor diagonal touchscreen for a vivid display

• 12.3" diagonal Driver Information Center for clear insights

• Heated 10-way power driver seat and front passenger seat, with a heated steering wheel

• Auto-locking rear differential to boost traction

Available Upgrades:

• Efficient Duramax® 3.0L Turbo-Diesel engine with a 10-speed auto transmission

• Durable spray-on bedliner

Elevation

The Elevation trim stands out with a cohesive monochromatic exterior and high-end accents.

Additional Features:

• Bold gloss-black mesh grille insert

• LED fog lamps to improve visibility on foggy days

• 20" gloss-black painted aluminum wheels

Available Upgrades:

• Elegant leather-appointed front seat upholstery

• Convenient front bucket seats with wireless console charging

• Panoramic sunroof

SLT

SLT boosts capability and sophistication with luxury materials and advanced features.

Additional Features:

• 5.3L V8 engine mated with a 10-speed automatic transmission

• 10-way power front seats with lumbar support for comfort

• Polished chrome grille, door handles, and bumpers

Available Upgrades:

• Choose between a 6.2L EcoTec3 V8 or Duramax 3.0L Turbo-Diesel engine

• ProGrade® Trailering System for expert towing

• Chrome wheel-to-wheel assist steps

Denali

Experience powerful performance and luxury in the Sierra 1500 Denali.

Additional Features:

• 5.3L V8 engine combined with a 10-speed auto transmission

• Iconic Denali grille with chrome highlights

• Open-pore wood accents and patterned aluminum trim

• 12-way power front seats, including power lumbar

Available Upgrades:

• Opt for a 6.2L EcoTec3 V8 or Duramax 3.0L Turbo-Diesel engine

• Super Cruise™ for a sophisticated, hands-free driving experience

• Robust CarbonPro® bed for lasting durability

AT4X

For adventure enthusiasts, the AT4X delivers top-tier off-road prowess.

Additional Features:

• Electronic locking differentials front and rear for unmatched traction

• Multimatic® DSSV dampers for superior off-road handling

• AEV-stamped steel front bumper with winch capabilities

• 16-way power-adjustable heated and ventilated front seats with massage

Available Upgrades:

• AEV Edition offering added off-road capabilities

• 6.2L EcoTec3 V8 engine with 10-speed automatic transmission

Denali Ultimate

At the height of the Sierra range, the Denali Ultimate combines ultimate luxury, technology, and performance.

Additional Features:

• 6.2L EcoTec3 V8 engine

• Super Cruise™ with a 3-year OnStar® plan for hands-free convenience

• Exclusive Denali Vader Chrome grille for a sleek look

• Unique 22" Ultra-Bright machined aluminum wheels with Bright Chrome details

• 16-way power front seats with heating, ventilation, and massage features

• Bose® Premium 12-speaker sound system with Centerpoint® surround sound

Available Upgrade:

• Optional Duramax 3.0L Turbo-Diesel engine with a 10-speed automatic transmission

Super Cruise™

Elevate your driving experience with Super Cruise™, the cutting-edge hands-free driver assistance technology available from GMC. On the Denali Ultimate standard and optional on the Denali, this innovation makes hands-free driving possible on thousands of designated roads. With attentive driver conditions, it also supports lane changes and is the only system to allow hands-free trailering, ensuring safe and relaxed long-distance travel.

Advanced Camera Technology

Equipped with up to 14 advanced camera views, the 2025 Sierra 1500 simplifies parking and towing like never before. Enjoy superior visibility with features like hitch guidance and a 360-degree surround view. Inside, the cabin boasts over 40 inches of driver-centric digital displays, including:

• 13.4" diagonal center touchscreen that showcases the latest GMC Infotainment System and Google integration.

• 12.3" diagonal customizable Driver Information Center, offering vital vehicle stats.

• 15" diagonal Head-Up Display, delivering key driving data right onto the windshield.

ProGrade™ Trailering System

Empower your towing capabilities with the ProGrade™ Trailering System, a robust package of towing technologies. Standard on AT4, Denali, AT4X, and Denali Ultimate, and optional on SLE, Elevation, and SLT models, this system features:

• In-Vehicle Trailering App, where you can manage up to five trailer profiles, check tire pressures, and access pre-departure checklists.

• myGMC Mobile App, offering remote trailer light tests, load calculations, and real-time health updates.

• Smart Trailer Integration featuring ASA Electronics' iN•Command® Control Systems, enabling you to control compatible trailer systems via your mobile device.

GMC Pro Safety

Prioritizing your safety, the 2025 GMC Sierra 1500 comes equipped with GMC Pro Safety, a standard suite of driver-assist technologies designed to enhance road security. Available on all trims, key innovations include:

• Automatic Emergency Braking

• Forward Collision Alert

• Front Pedestrian Braking

• Lane Keep Assist with Lane Departure Warning

• Following Distance Indicator

• IntelliBeam Auto High Beams