2025 GMC Sierra 3500HD 3500 AT4

Complete vehicle specifications

Vehicle description

Features & options (78)

• X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks
• ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
• Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
• Air filter, heavy-duty
• Air filtration monitoring
• Transfer case, two-speed active electronic Autotrac with push button control
• Auto-locking rear differential
• Four wheel drive
• Cooling, external engine oil cooler
• Cooling, auxiliary external transmission oil cooler
• Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
• Trailer brake controller, integrated
• Recovery hooks, Red
• Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
• Skid Plates protect the oil pan, front axle and transfer case
• Suspension, Off-Road includes twin-tube shocks
• Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
• Brake lining wear indicator
• Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
• Tire, spare LT275/70R18 all-terrain, blackwall
• Single Rear Wheels
• Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
• Bumper, front, body-colour lower
• Bumper, rear body-colour with bumper CornerSteps
• CornerStep, rear bumper
• Bed Step, Black integrated on forward portion of bed on driver and passenger side
• Mouldings, beltline, Black
• Wheelhouse liners, rear
• Bed Liner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel)
• Cargo tie downs (12), fixed, rated at 500 lbs per corner
• Grille, Gloss Black header and grille insert bars with Black chrome accents
• Fog lamps, LED
• Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
• Lamps, cargo area, cab mounted integrated with centre high mount stop lamp, with switch in bank on left side of steering wheel
• LED Cargo Area Lighting located in cargo bed activated with switch on centre switch bank or key fob
• Mirror caps, high gloss Black
• Wipers, front rain-sensing
• Glass, deep-tinted
• Door handles, body-colour
• Tailgate and bed rail protection caps, top
• Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
• Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
• Seat adjuster, driver 10-way power including lumbar
• Seat adjuster, passenger 10-way power including lumbar
• Seats, heated second row outboard seats
• Driver memory, recalls driver "presets" for power driver seat and outside mirrors
• Centre Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
• Floor covering, colour-keyed carpeting
• Steering wheel, wrapped
• Steering wheel, heated
• Steering column, manual Tilt-Wheel and telescoping
• Steering wheel audio controls
• Driver Information Centre, enhanced, 12.3" diagonal reconfigurable multicolour digital display
• GMC Premium information Display- 13.4" diagonal Multicolour touch screen
• Exterior Temperature Display located in radio display
• Compass, located in instrument cluster
• Window, power front, drivers express up/down
• Remote vehicle starter system
• Adaptive Cruise Control
• Theft-deterrent system, unauthorized entry
• Wireless Charging
• Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
• USB ports, (2) charge-only, rear
• Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
• Air conditioning, dual-zone automatic climate control
• Air vents, rear
• Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
• Hill Descent Control
• Front and Rear Park Assist, ultrasonic
• Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
• Trailer Camera Provisions and trailer viewing software
• Rear Cross Traffic Alert
• Trailer Side Blind Zone Alert
• Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
• Safety Alert Seat
• Rear Seat Reminder
• Seat Belt Adjustable Guide Loops, front row only
• Rear Seat Belt Indicator (Requires Crew Cab or Double Cab model.)

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.