2025 GMC Sierra 1500

Power and Performance

The 2025 GMC Sierra 1500 is built to deliver exceptional strength, efficiency, and versatility. With multiple engine options designed to suit every driving need, the Sierra provides the perfect balance of power and capability.

Engine Options

TurboMax™ Engine

The available TurboMax engine delivers 430 lb.-ft. of torque for impressive low-end power. Designed for both efficiency and performance, it features a dual-volute turbo, integrated exhaust manifold, and a large-charge air cooler to maintain optimal towing capability, even in hot conditions.

6.2L V8 Engine

Standard on the Denali Ultimate and available on the SLT, AT4, Denali, and AT4X, the 6.2L V8 generates 420 horsepower and 460 lb.-ft. of torque. Paired with a 10-speed automatic transmission and Dynamic Fuel Management, this engine maximizes power and efficiency, with a towing capacity of up to 13,000 lbs.

Duramax 3.0L Turbo-Diesel

The available Duramax 3.0L Turbo-Diesel produces 305 horsepower and 495 lb.-ft for best-in-class diesel performance. of torque. Active Thermal Management ensures optimal engine temperature, while an electronically controlled turbocharger enhances acceleration. With a towing capacity of up to 13,200 lbs., this engine is built for serious work.

5.3L Gas Engine

Reliable and capable, the available 5.3L gas engine delivers 355 horsepower and 383 lb.-ft. of torque. With a max towing capacity of 11,200 lbs., it's a solid choice for both work and weekend adventures.

Off-Road Capability

For those who take adventure seriously, the Sierra 1500 offers advanced off-road features to tackle any challenge.

AT4 Off-Road Suspension:

• Factory-installed 2-inch suspension lift

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

• Off-road-tuned Rancho monotube shocks and skid plates for added durability

AT4X Off-Road Performance:

• Multimatic DSSV dampers with three separate spool valves for superior damping control

• Uniquely tuned springs with increased suspension travel

• Exclusive front and rear electronic locking differentials for unmatched traction in rugged terrain

Pro

The Sierra 1500 Pro is ready for any challenge with essential features that deliver reliability and capability.

Standard Features:

• TurboMax™ engine with 8-speed automatic transmission

• 12 cargo tie-downs for secure hauling

• 12V front power outlet

Available Upgrades:

• 5.3L V8 engine with 10-speed automatic transmission

• Graphite Edition styling package

• 10-way power driver seat with power lumbar

SLE

Building on the Pro, the SLE trim adds more technology and convenience for a refined driving experience.

Additional Features:

• 13.4" diagonal multicolor touchscreen

• 12.3" diagonal Driver Information Center

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

• Auto-locking rear differential for improved traction

Available Upgrades:

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

• Spray-on bedliner for added durability

Elevation

With a striking monochromatic exterior and premium touches, the Elevation trim makes a statement on and off the road.

Additional Features:

• Gloss-black mesh grille inserts for a bold look

• LED fog lamps for enhanced visibility

• 20" gloss-black painted aluminum wheels

Available Upgrades:

• Leather-appointed front seating surfaces

• Front bucket seats with wireless center console charging

• Power sunroof

SLT

The SLT trim enhances performance and sophistication with premium materials and advanced capability.

Additional Features:

• 5.3L V8 engine with 10-speed automatic transmission

• 10-way power front outboard seats with power lumbar

• Chrome grille, door handles, and front/rear bumpers for a polished look

Available Upgrades:

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

• ProGrade® Trailering System for advanced towing support

• Chrome wheel-to-wheel assist steps

Denali

The Sierra 1500 Denali blends powerful performance with a premium driving experience.

Additional Features:

• 5.3L V8 engine with 10-speed automatic transmission

• Signature Denali grille with chrome accents

• Open-pore wood and patterned aluminum trim

• 12-way power front seats with power lumbar support

Available Upgrades:

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

• Super Cruise™ hands-free driver assistance

• CarbonPro® composite bed for enhanced durability

AT4X

For serious adventure seekers, the AT4X delivers unmatched off-road performance with cutting-edge capability.

Additional Features:

• Front and rear electronic locking differentials for superior traction

• Multimatic® DSSV dampers for enhanced off-road control

• AEV stamped steel front bumper with front winch capability

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

Available Upgrades:

• AEV Edition with additional off-road enhancements

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

Denali Ultimate

At the top of the Sierra lineup, the Denali Ultimate offers the best in premium comfort, innovation, and performance.

Additional Features:

• 6.2L EcoTec3 V8 engine

• Super Cruise™ hands-free driver assistance with a 3-year OnStar® Super Cruise Plan

• Signature Denali Vader Chrome grille

• Exclusive 22" Ultra-Bright machined aluminum wheels with Bright Chrome accents

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

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

Available Upgrade:

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

Super Cruise™: Hands-Free Driving

Experience a new level of driving convenience with Super Cruise™, GMC's advanced hands-free driver assistance technology. Standard on Denali Ultimate and available on Denali, Super Cruise is designed to allow hands-free driving on thousands of miles of compatible roads. Under proper conditions with an attentive driver, it enables hands-free lane changes and is the first and only system to offer hands-free trailering, providing confidence on long hauls.

Advanced Camera Technology

With up to 14 available camera views, the 2025 Sierra 1500 makes maneuvering in tight spaces and towing easier than ever. From hitch guidance to a 360-degree surround view, you'll have unparalleled visibility. Inside, enjoy over 40 inches of combined driver-focused digital displays, including:

• 13.4" diagonal center touchscreen with the latest GMC Infotainment System and Google built-in compatibility.

• 12.3" diagonal customizable Driver Information Center, keeping essential vehicle data at your fingertips.

• 15" diagonal Head-Up Display, projecting key driving details directly onto the windshield.

ProGrade™ Trailering System

Take command of every haul with the ProGrade™ Trailering System, offering a comprehensive suite of towing technologies. Standard on AT4, Denali, AT4X, and Denali Ultimate and available on SLE, Elevation, and SLT, this system includes:

• In-Vehicle Trailering App, allowing you to create up to five trailer profiles, monitor tire pressure, and access step-by-step pre-departure checklists.

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

• Smart Trailer Integration with available ASA Electronics' iN•Command® Control Systems, letting you monitor and control compatible trailer systems from your mobile device.

GMC Pro Safety

The 2025 GMC Sierra 1500 prioritizes safety with GMC Pro Safety, a suite of standard driver-assistance technologies designed to help you stay safe on the road. Standard across all trims, key features include:

• Automatic Emergency Braking

• Forward Collision Alert

• Front Pedestrian Braking

• Lane Keep Assist with Lane Departure Warning

• Following Distance Indicator

• IntelliBeam Auto High Beams