Deep-tinted rear glass, Provides added protection from the sun and glare
Body-color rear bumper
Chrome door handles
Tire carrier lock, Helps keep spare tire secure Utilizes same key as door and ignition
6" chrome assist steps, Textured step pad to help provide secure footing Rectangular tubular shape
EZ-Lift and Lower tailgate, Raises and lowers the tailgate with reduced effort thanks to the assist of an internal torsion bar Tailgate lock and unlock with the same key as ignition and door
Body-color front bumper
CornerStep rear bumper, Helps make it easier to get into and out of the pickup bed, even with the tailgate open Located at each end of the rear bumper Textured step pads to help provide secure footing
Power sunroof, Opens for the first row at the push of a button to let more of the refreshing outside in Tilts upward for extra ventilation Retracts into the roof Wind deflector helps minimize wind noise
Rear wheelhouse liners, Helps protect your trucks rear wheelhouse area from damage caused by dirt, rocks, mud, road salt and the weather
Spray-on bedliner, Provides a Black, textured, non-skid surface that helps minimize cargo shifting Covers the entire bed interior surface below side rails, including the tailgate, front box top rail, gauge hole plugs and lower tie-down loops Chemically bonded, the sprayed-on liner permanently bonds to the truck bed, providing a watertight seal Includes vehicle logo
Chrome, Outside, power-adjustable, power-folding vertical trailering mirrors with Amber running lamps, Includes LED Rear Guidance Lamps for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamps Power-fold and manual extend capability Integrated turn signal indicators Includes upper mirror glass that is memory equipped Consists of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (lower convex glass is not heated and not power adjustable)
Outside power-adjustable, power-folding heated mirrors, Built-in turn signal indicators and puddle lamps Driver’s side spotter mirror and auto-dimming Chrome cap
Remote Locking Tailgate, A remote tailgate lock and unlock feature located on the key fob Manual unlock is still available using the same key as the ignition and door
Fog lamps, Fog lamps help minimize glare and improve visibility in adverse driving conditions Thin profile LED front fog lamps on 1500 Denali Halogen front fog lamps on 2500HD and 3500HD Denali
20" chromed cast aluminum wheels
Front license plate bracket, Sturdy, front bracket is included if displaying a front license plate is required in your state
20" 265/60R20E all-terrain, blackwall tires
Chrome body-side moldings
Wheel, 18" x 8" full-size, steel spare
Cargo box LED lighting, Mounted under the bed rails Provides light to find cargo in the bed
8" diagonal color Driver Information Center, Provides key vehicle information, such as average vehicle speed, fuel range, average fuel economy, tire pressure, oil life, trip odometer and warnings Multi-color display 8" diagonal screen Customizable
Tilt and telescopic steering column, Allows the driver to adjust the steering wheel up or down, and the steering column forward or back Provides extra comfort when entering or exiting the vehicle
Dual-zone automatic climate control, Automatically maintains individual temperatures for both the driver and front passenger Driver and front passenger can choose a temperature up to 30 degrees difference
Floor console, Keep valuables and smaller items secure Includes reconfigurable feature with moveable cup holders, cell phone storage, power cord management and file holder capacity
Remote Keyless Entry, Allows you to lock and unlock doors of the vehicle with the key fob 2 transmitters Includes remote locking tailgate
Rear window defogger, Helps to keep your rear view clear Utilizes a warming grid to remove fog and frost from the rear window
Rear 60/40 split-folding bench seat, Seats 3 Seats fold up Can fold one or both sides up Includes child seat top tether anchor Adds cargo and passenger carrying versatility to your vehicle
Heated steering wheel, With the press of a button the steering wheel quickly heats up to provide additional comfort on a cool day
Power door locks, Programmable Lock out protection Allows you to lock and unlock doors easily whether it’s from the driver or front passenger seat or from outside using the key fob Lockout protection helps you avoid locking keys in the vehicle
Remote start, Allows you to remotely start your vehicle from your key fob Locks the doors and turns on the parking lamps while the engine is running Activates the climate control system
Theft-deterrent unauthorized entry system, Helps deter unauthorized entry, helping protect your vehicle and its contents
Illuminated visor vanity mirrors, Driver and front passenger mirrors are color-keyed and padded with cloth trim Covered mirrors are included for both the driver and front passenger Pull down to block the sun's glare
Driver and front passenger heated and ventilated seats, Offers a heated feature to provide comforting warmth Includes a ventilated feature that you can activate to direct a stream of air through the seats for cooling comfort
Inside rearview auto-dimming mirror, Automatically adjusts the inside rearview mirror when it senses bright light from behind When headlamp glare is no longer detected, the mirror returns to its normal, clear state
Steering wheel audio controls, Easily operate the audio system and manage most search functions of compatible, connected MP3 players and other media devices
Power-adjustable pedals, Adjustable accelerator and brake pedals allow the driver to set at the most comfortable position
Universal Home Remote, Conveniently operates your automatic garage door, open powered gates or turns on home lighting from the safety of your vehicle Includes 3 programmable channels
Cruise control, Maintain a steady speed while driving1 To enhance your safety, cruise control automatically disengages when the vehicle's traction control system needs to limit wheelspin on slippery surfaces or when the StabiliTrak® stability control system detects an oncoming skid Set and resume speed functions Steering-wheel mounted controls to easily maintain and manage cruising speed
Power outlet(s), 110-volt auxiliary 3-prong household-style outlet Can be used to plug in electrical equipment, such as a cell phone or portable device
Power windows, One-touch Express-Down for all, Express-Up for driver
Rear sliding power window with rear defogger, Helps to keep your rearview clear Utilizes a warming grid to remove fog or frost from the rear window The window switch is conveniently located in the overhead console for easy 1-touch operation
Front and rear carpeted floor mats, Helps protect your interior from road debris and the elements Engineered to fit your vehicle perfectly
Front, leather-appointed bucket seat, 10-way power driver and front passenger seat adjusters, including 2-way power lumbar control 2-position driver memory Adjustable head restraints Heated seat cushions and seatbacks Floor console Storage pockets Wireless Charging
Wireless charging, Uses induction technology for portable electronic devices1
SiriusXM® Satellite Radio, Welcome to the world of SiriusXM®1 Enjoy your 3-month trial subscription to the All Access package with over 150 channels including commercial-free music, plus sports, exclusive talk, entertainment and news Plus, listen on the app and online — it’s included with All Access, so you’ll hear the best SiriusXM® has to offer, anywhere life takes you
4G LTE Wi-Fi® hotspot capable, Terms and limitations apply. See onstar.com or dealer for details.
HD radio, Provides consumers with additional channels known as HD2, HD3 and HD4 Transmits Program Service Data, such as long titles and artist information
8" diagonal GMC Infotainment System with Navigation, GPS Navigation System1 that maps in 2D and 3D AM/FM/Sirius XM® Satellite Radio2,3 with 3 trial months HD Radio capability 8" diagonal high-resolution, color touch screen integrated with the 4.2" diagonal display Gesture recognition allows users to swipe, click, drag and fling to navigate through the touchscreen menus Bluetooth4 streaming audio for music and select phones, and hands-free smartphone integration for Pandora Internet Radio Apple CarPlayTM and Android AutoTM capability for compatible phones5 Voice-activated technology for radio and phone USB port(s)6 to play stored audio files through your vehicle's audio system Auxiliary jack for connecting portable media devices
Bose® audio system, 7-speakers with subwoofer when ordered with bucket seats Enjoy clear, true sound reproduction with this premium system Bose® is renowned for expert sound engineering and high-quality audio and with premium speakers positioned throughout the cabin, you’ll get rich, concert-like sound
Single-slot CD/MP3 player, Offers a choice of media so you can play your favorite music through your vehicles audio system
9500-lb. GVWR, When properly equipped; includes weight of vehicle, passengers, cargo and equipment
Chrome recovery hooks, 2 hooks1 Front
6-speed, heavy-duty, electronically controlled automatic transmission, Overdrive gear for smooth, efficient operation Tow/Haul mode and Auto Grade Braking that reduce the amount of conventional braking needed while towing or traveling downhill to help reduce brake wear Cruise control that maintains a set speed up and down grades, even when towing a heavy trailer in mountainous terrain (works with Tow/Haul mode and Auto Grade Braking)
4.10 rear axle ratio
Engine Exhaust brake, Reduces the amount of conventional braking needed while towing a heavy trailer or driving downhill Uses the variable vanes in the turbocharger to smoothly and quietly create additional back pressure in the engine to help slow the vehicle Works with the transmission's Tow/Haul mode and Auto Grade Braking to help the driver maintain the desired speed even on long, steep downgrades
External transmission oil cooler, Helps prevent transmission overheating Provides optimal transmission performance even when operating under a heavy load towing a trailer Heavy-duty air-to-oil cooler
Tailgate and bed rails protection cap
Engine block heater, Helps ease cold weather starts Block heater heats the engine and engine block fluids
Hill Descent Control, Uses antilock braking to help provide a smooth, controlled descent in rough terrain Works without the driver pressing the brake pedal Activates by pushing a button on the instrument panel
Trailering Equipment, Trailering hitch platform Includes a 2” receiver hitch, 4-pin and 7-pin connectors 7-wire harness with independent fused trailering circuits mated to a 7-way sealed connector to hook up parking lamps, backup lamps, right and left turn signals, an electric brake lead, battery and a ground Automatic locking rear differential
Duramax® 6.6L Turbo Diesel V8 engine, 445 hp @ 2800 rpm 910 b-ft. of torque @ 1600 rpm B20-Diesel compatible Allison® 1000 6-speed automatic transmission 3.73 gear ratio Exhaust brake Engine block heater Capped fuel fill
High-capacity air cleaner, Thick construction helps to trap more dirt before it can enter the air intake
Allison® 1000 6-speed automatic transmission, Electronically controlled with overdrive for smooth-shifting performance Tow/Haul mode that reduces shift cycling for better control and improved cooling when towing or hauling heavy loads Auto Grade Braking that automatically downshifts when needed to enable engine braking, helping to slow the vehicle on downhill grades and reduce brake wear (operates in Tow/Haul mode)
Electronic shift transfer case with rotary dial controls, System shift smoothly between drive settings to handle a variety of road conditions 2WD High for most on-road and highway situations 4WD High for snowy or wet roads when added traction is needed 4WD Low for deep sand, mud or snow to provide maximum torque to all 4 wheels Neutral
Transfer case shield, Underbody shield helps protect the transfer case Starts from behind the front bumper and runs to the first cross-member Protecting the front underbody, oil pan, differential case and transfer case
Digital Steering Assist
Movable upper cargo tie-downs, 4 movable upper cargo tie-downs can be repositioned to accommodate oversized or tall cargo
10,000-lb. GVWR, When properly equipped; includes weight of vehicle, passengers, cargo and equipment
Automatic locking rear differential, When the differential senses a significant difference in wheel speed, it locks to turn both rear wheels in unison for added traction The Eaton® Locker senses a difference in wheel speed of approximately 100 rpm
Off-Road Suspension Package, Gas-charged shocks A 33.6mm front stabilizer bar Under body transfer case shield helps protect the transfer case from rocks and debris Z71 chrome front fender emblems Hill descent control
Vortec® 6.0L Variable Valve Timing V8 SFI engine, 360 hp @ 5400 rpm 380 lb-ft of torque @ 4200 rpm FlexFuel E85-capable Variable Valve Timing (VVT) optimizes high-end power and low-end torque
3.73 rear axle ratio
Suspension Package, Designed to maintain handling and ride quality while towing a trailer or carrying a load 51 mm twin tube shock absorbers and 33 mm front stabilizer bar
Integrated trailer brake controller, Integrated with the antilock brake system (ABS) Helps provide immediate and measured brake force signaling to electric-controlled trailer brake systems No requirement for external or aftermarket brake control systems
Recovery hooks, 2 hooks1 Front Frame-mounted Black
4-wheel antilock disc brakes, DuraLife brake rotors have better resistance to corrosion to increase rotor life, minimize brake pulsation, and improve aesthetic appearance Brake system features a corrosion-fighting process called "Ferritic Nitro Carburizing" which can double rotor life expectancy and reduce or minimize rust
6 Airbags, 1500: Dual-stage frontal airbags for driver and front outboard passenger1 Seat-mounted side-impact airbags for driver and front outboard passenger1 Head-curtain airbags for front and rear outboard seating positions1 Includes front outboard Passenger Sensing System for frontal outboard passenger airbag1 2500HD and 3500HD: Single-stage frontal airbags for driver and front outboard passenger1 Seat-mounted side-impact airbags for driver and front outboard passenger1 Head-curtain airbags for front and rear outboard seating positions1
Tire Pressure Monitoring System, Monitors the pressure in each tire and alerts you if there is a low-pressure condition in one or more of the tires1 Properly inflate tires to help optimize your vehicle’s ride, handling and efficiency
GMC Connected Access capable, Subject to terms. See onstar.com or dealer for details.
Rear Vision Camera, When in Reverse, provides the driver a view of the scene directly behind the vehicle on the Infotainment screen to help the driver park and avoid crashing into nearby objects during low-speed maneuvering1 Dynamic guidelines laid over the display image assist in parking maneuvers by showing the vehicle's path and available space Tailgate must be in the raised position for the Rear Vision Camera to operate properly
Lane Departure Warning, Provides alerts to help drivers avoid crashes due to unintentionally drifting out of their lane when their turn signal is not activated1 Flashes an Amber light in the instrument cluster and sounds audible beeps to alert the driver
Forward Collision Alert, If the system detects that a front-end collision situation is imminent while following a detected vehicle, the system alerts the driver to a potential crash1 It also alerts the driver if the driver is following a detected vehicle much too closely
OnStar® & GMC Connected Services capable, Terms and limitations apply. See onstar.com or dealer for details.
Teen Driver, This configurable feature lets you activate customizable vehicle settings associated with a key fob to help encourage safe driving behavior It can limit certain vehicle features, and automatically turns on certain safety systems if vehicle is equipped An in-vehicle report card gives you information on your teen's driving habits and helps you to continue to coach your new driver
Front and Rear Park Assist, Below 5 mph (8 km/h), provides distance-to-object alerts to help the driver park1 Also helps the driver avoid crashing into nearby detected objects directly ahead or behind the vehicle during low-speed maneuvering
Driver Alert Package, Lane Departure Warning Forward Collision Alert Safety Alert Seat Front and Rear Park Assist
IMPORTANT RECALL INFORMATION: Before a Certified Pre-Owned vehicle is listed or sold, GM requires dealers to complete all safety recalls. However, because even the best processes can break down, we encourage you to check the recall status of any vehicle at my.gm.com/recalls.
Tax, title, license and dealer fees (unless itemized above) are extra. Not available with special finance or lease offers.
MPG estimates on this website are EPA estimates; your actual mileage may vary. For used vehicles, MPG estimates are EPA estimates for the vehicle when it was new. The EPA periodically modifies its MPG calculation methodology; all MPG estimates are based on the methodology in effect when the vehicles were new (please see the Fuel Economy portion of the EPAs website for details, including a MPG recalculation tool).
The features and options listed are for the new 2018 GMC Sierra 2500HD and may not apply to this specific vehicle.
Whichever comes first, in addition to any remaining original factory Bumper-to-Bumper warranty. See participating dealer for limited warranty details.
Whichever comes first, from original in-service date. See participating dealer for limited warranty details.
During your powertrain limited warranty period, 6 years or 100,000 miles from new vehicle delivery, whichever comes first. Limitations apply. Roadside assistance provided by Allstate. See dealer for details.
Maintenance visits must occur within 2 years or 24,000 miles of vehicle delivery, whichever comes first. Does not include air filters. See participating dealer for other restrictions and complete details.
Eligible 2015 and newer vehicles receive 1 month of OnStar Safety & Security Plan coverage and 1 month of connected services, which includes navigation and Remote Access Plan, and 1 month or 3 GB of 4G LTE data (whichever comes first). Eligible 2011–2014 vehicles receive 1 month of OnStar Safety & Security Plan coverage and 1 month of connected services, which includes navigation services and Remote Access Plan. Services are subject to user terms and limitations, and capabilities vary by model. Certain services require working electrical system, cell service and GPS signal. OnStar links to emergency services. When you select a paid monthly plan within 15 days of activation, you’ll receive an additional 2 months of the plan you select at no additional charge. The 2-month extension must be redeemed within 15 days of activation date and requires that you enroll in a monthly service plan and associate a payment method on file. After trial expires, OnStar will automatically bill your payment method each month. Plans containing 4G LTE data will be billed every 30 days by AT&T. You may cancel at any time by pushing your blue OnStar button or by calling 1.888.466.7827. Data plans provided by AT&T. Availability subject to change. Mobile app features require automatic locks and factory-installed and enabled remote start system. See onstar.com for details and limitations.
Your SiriusXM service will automatically stop at the end of your trial unless you decide to subscribe. If you decide to continue service, the paid subscription plan you choose will automatically renew and you will be charged the rate in effect at that time and according to your chosen payment method. You may cancel at any time by calling 1-866-635-2349. See SiriusXM Customer Agreement for complete terms at siriusxm.com. Fees and programming subject to change.
Whichever comes first. Vehicle exchange only. Limitations apply. See dealer for details.