Current Offers!
The new 2021 Sierra 1500 offers great choices for every full size pickup customer. Whether it's fuel efficiency for your daily driver or maximum trailering capacity that you need, the 2021 Sierra 1500 has you covered. Every Sierra includes a GMC Infotainment System as standard equipment. A 7" diagonal touch-screen is standard on all other trim levels. More cargo room than the competition and available features like the MultiPro tailgate really makes the 2021 Sierra 1500 stand out against the competition. 
Sierra 1500 Trims
Design That Dominates. 

The 2021 GMC Sierra 1500 is the peak of GMC design and capability. Impressive proportions, a tall stance and an unmistakable front end create a design that reflects the innovative technologies and powerful engines inside.
Elevated Style

Answer the call of adventure in a vehicle that looks and acts the part, with bold exterior styling, innovative features and Professional Grade capability. 
  • Monochromatic exterior with black grille and body colour surround
  • Vertical recovery hooks
  • 20" black wheels
  • LED cargo box lighting
  • Available X31 Off-Road package with integrated dual exhaust and all terrain tires

Denali's Standout Design

Sierra Denali's sharp proportions, mountainous stance an unmistakable front end creates a premium look that reflects the innovative technology and powerful engines inside. 
  • Denali CarbonPro Edition Available
  • Denali Premium Lighting
  • Signature Denali Grille insert finished in bright chrome, chrome vertical recovery hooks, door handles, mirror caps
  • Available MultiPro Assist Steps
  • Bright Dual Exhaust Outside
AT4's Rugged Appearance
A high, confident stance, distinguished details and bold grille finished in black chrome, add sophistication to Sierra AT4's capable off-road ability.


Key Features

  • Industry-first use of carbon-fibre composite in a pickup 
  • World's First Six-Function GMC MultiPro Tailgate
  • Available 3.0L DuraMax Turbo-Diesel engine with 10-speed automatic transmission or available 6.2L V8 Engine 
  • Exclusive exterior appearances including black chrome grille surround, black AT4 badging and dual exhaust tips
  • Standard 18" machined aluminum wheels with Dark Grey accents and available Goodyear Wrangler DuraTrac tires
  • Available 20" 6-spoke Carbon Grey painted aluminum wheel with available blackwall Goodyear Wrangler Territory tires


Black chrome finished grille insert, fog lamp surrounds, door handles and body-colour bumpers complete AT4's uniquely dark, rugged design. 


Sierra AT4's vertical red recovery hooks add distinction to the first bumper and are perfect for pulling another vehicle out of a recovery situations.


The factory-installed 2-inch suspension lift gives you the ground clearance you want when heading off-road, while Rancho shock absorbers are off-road tuned to help smooth out rough terrain. 


Bright dual exhaust outlets are seamlessly integrated into Sierra's rear bumper design, creating a sleek, sophisticated look that enhances its premium appearance.


GMC Sierra AT4 truck is equipped to leave pavement behind with aggressive, mud-terrain tires: 
  • Available 18" mud-terrain Goodyear Wrangler DuraTrac tires
  • Available 20" mud-terrain Goodyear Wrangler Territory tires

Available GMC MultiPro Tailgate
The available GMC MultiPro Tailgate offers six distinct functions designed to help improve loading, unloading and accessing the cargo box.
Cargo Bed Innovations
Available Accessory MultiPro Audio System by Kicker
When you're camping or tailgating and want to bring your music outdoors - without leaving your Sierra running - the available accessory MultiPro Audio System by Kicker is designed to integrate into the MultiPro Tailgate. This 100-watt exterior audio system has full Bluetooth steaming capability.
Haul Like You Mean It
  • High-strength roll-formed steel offers a more durable cargo bed floor
  • Standard spray-on truck bedliner and AT4 and Denali delivers durability where it counts
  • More cargo bed volume than any competitor
  • 12-available cargo tie-downs, rated at 277 KG (500 LB.) per corner
  • Available power LED Lighting
CornerStep Rear Bumper
In both corners of the rear bumper, large footwells, lined with an anti-slip texture and sized for large boots, helps make access to the cargo bed easier than ever. 
The 2021 Sierra interior will elevate your driving experience with purposeful technology, thoughtfully placed controls, inventive storage and comfortable seating that makes any ride a smooth one.
Command Meets Comfort.

Class-Leading Crew Cab Front Head and Leg Room

Outside, the stance is tall and bold, and inside the large proportions help give you the added confidence of sitting high. You can also stretch out with Sierra's class-leading expansive crew cab front head and leg room.

Sound-Absorbing Technology

The Sierra 1500 is engineered to help keep noises outside for a quiet, comfortable ride with sound-absorbing technology in the dash carpet, and inlaid, triple-sealed doors.
Driver-Focused Details
  • Available Leather-wrapped steering wheel
  • Class-leading crew cab front head and leg room
  • Purposeful interior lighting
  • Driver-centric controls and buttons
Rear Seat Comfort
Large rear-door openings, almost flat floor and ample rear-seat leg room make your passenger feel comfortable, while rear vents and available heated rear outboard seats helps them stay that way.

Elevator Interiors
  • Heated driver and outboard front passenger seats with the SLE Convenience Package
  • Cloth front 40/20/40 bench seat with covered armrest storage and under-seat storage (lockable)
  • Jet Black and Dark Walnut Slate Interiors
  • Heated steering wheel
  • Dual-zone automatic climate control
  • Keyless Open and Remote Start
  • Cloth front 40/20/40 bench seat with covered armrest storage and under-seat storage (lockable)
  • Heated Steering Wheel and heated driver and outboard front passenger seats with the Elevation Convenience Package
  • Available cloth front bucket seats with centre console
  • Jet Black interior
  • Available perforated leather-appointed front 10-way power-adjustable bucket seats
  • Heated driver and outboard front passenger seats
  • Available heated second-row outboard passenger seats
  • Available ventilated driver and front passenger seats
  • Available Jet Black and Dark Walnut/Slate interiors
  • 120-volt (400 watt) power outlet on instrument panel
  • Auto-dimming inside rearview mirror
Ingenious Storage
Seat Storage
Available rear seatback storage includes two compartments inside the rear outboard seatbacks, perfect for stowing tablets, umbrellas or charging cords.
Under-Seat Storage
Available rear under-seat storage perfect for storing shoes, sports equipment or on-the-go tools.
Front Storage
Lighted centre console with available lockable console vault accessory, large lower lockable glove box and upper glove box.
Distinctive Details
  • Standard 10-way power-adjustable bucket seats with centre console
  • Heated and ventilated, perforated front leather seating surfaces
  • Unique Jet Black interior with Kalahari accents
  • Dark-finish technical aluminum details
  • Embroidered AT4 badging on the front head restraints
  • Premium front and rear floor liners with removeable carpet inserts
Sophisticated Accents
  • Jet Black and exclusive Denali Dark Walnut/Dark Ash Grey interiors
  • Unique premium carpet floor mats with available premium front/rear floor liners with removeable carpet inserts
  • Premium headrests with Denali embroidered logo
  • Authentic open-pore real ash wood trim
  • Premium Forge perforated leather seating surfaces
  • 10-way power-adjustable front seats that are heated and ventilated
The 2021 GMC Sierra 1500 is the peak of GMC design and capability. Its powerful engines, innovative technologies, premium features, and purposeful designs give you the confidence you need to conquer any terrain. 
Powerful Performance
Engine Efficiencies
10-Speed Automatic Transmission

10-speed automatic transmission features closer gear spacing that allows the engine to operate in an optimal range at all times with varying load and terrain conditions. Electronically controlled with overdrive and tow/haul mode. Includes Cruise Control Braking and Powertrain Grade Braking. 

Included and only available with  (L84) 5.3L EcoTec3 V8 engine on 4WD models, 6.2L EcoTec3 V7 engine or Duramax 3.0L Turbo-Diesel I6 engine.
Diesel Technology
Efficient, responsive and powerful - get familiar with Sierra 1500's available diesel capabilities.


  • Inline-6 engine pair with a 10-speed transmission
  • Best-in-class 277 HP
  • 460 lb.-ft. of torque
  • Ranked on the 2020 Wards 10 Best Engines & Propulsion Systems list
  • Allows for the excellent off-road performance
  • Equipped with integrated diesel exhaust brake


  • Helps the engine warm up quickly and maintain an optimal temperature for performance and efficiency
  • Once warmed, the system will pinpoint temperature levels at different locations on the engine to help give optimum combustion
  • Uses a three-actuator rotary valve system to distribute coolant through the engine in a targeted manner to help the engine run more efficiently 


The 3.0L Duramax Turbo-Diesel engine utilizes features like start/stop technology (with disable switch) and an engine block made of a lightweight cast aluminum alloy to help minimize fuel consumption.


The 3.0L Duramax was designed to be a "no-excuses" engine option that not only offers excellent efficiency, but a quiet and smooth driving experience thanks to its inline-six (I-6) architecture.


Sierra offers an available 2-speed AutoTrac transfer case with an active automatic 4WD setting that provides seamless shifting between two-and four-wheel drive based on road conditions. 


Traction Select System adjusts Sierra's transmission shift points, throttle mapping and StabiliTrak to optimize performance for the situation. The available modes in the Traction Select System are:
  • Tour
  • Sport
  • Terrain (available on 4WD models with single-speed transfer case)
  • Snow (2WD models only)
  • Tow/Haul
  • Off Road

Steel Cargo Bed

  • EXTREMELY DURABLE: High-strength, roll formed steel bed gives the truck bed excellent durability
  • GREAT TRANSPORTATION: 12 available cargo tie-downs - rated up to 227 kg (500 lb.) per corner
  • LUMINOUS LIGHTING: Rear task LED lighting
  • POWER WHERE YOU NEED IT: 120V electrical outlet in bed
  • ACCESSIBILITY: CornerStep bumper allow for easy truck bed access

Available CarbonPro Cargo Bed
  • STENGTH, DURABILITY AND SCRATCH RESISTANCE: CarbonPro's carbon-fibre composite material provides excellent scratch, dent and corrosion resistance
  • CORROSION RESISTANCE: This carbon-fibre composite bed naturally resists corrosion, helping the bed withstand weathering to maintain a premium appearance
  • REDUCED WEIGHT: CarbonPro weighs 25% less than steel bed, removing roughly 27 kg (60 lb.) of vehicle mass
  • EXTRAORDINARY VOLUME: CarbonPro increases the already-generous cargo volume of Sierra's steel bed by 28L (1 cu.ft.)
  • MORE FUNCTIONALLY: Carbon features three molded-in sections for wheels and two additional tie-down (14 total) to ease the loading and securing of dirt bikes and ATVs
Ready For The Long Haul

Available Integrated Trailer Brake Controller
Provides fingertip control and monitoring of your trailer brakes. The in-vehicle Trailering App allows drives to program trailer brake level settings to specific trailer profiles.
Available Trailering Towing
Sierra's Trailer Towing Mirrors help you trailer with command and confidence:
  • Standard heated and available auto-dimming upper glass (driver and passenger)
  • Available power fold or manual extend and retract
  • Lower convex mirrors
  • LED turn signal indicators

Available Electric Parking Brake Assist
When the available Hitch View is on and you back up toward the trailer, the Electronic Parking Brake will automatically set when you shift to Park, helping avoid roll and maintain hitch ball alignment.
At Your Command.
Our most premium Sierra 1500 pickup truck provides the level of technology you require with cutting-edge trailering innovations, seamless smartphone integrations, driver-centric alerts and more that you feel in command of your day.
Available 15 Camera Views
Easily keep tabs on your truck and trailer with up to 15 available different camera views available with HD Surround Vision, Rear Camera Mirror and Bed View Camera to optimize the view around the truck and compatible trailers. 

Available First-In-Class 15" Diagonal Head-Up Display
The technologically advanced 15" diagonal multicolour Head-Up Display shows key information that sits low on the windshield, allowing the driver to stay informed while seeing clearly ahead. The information shown includes: speed, tachometer, audio, navigation, low fuel warning, phone, safety alerts, off-road inclinometers.

Available on SLT, AT4 and Denali.

Available Rear Camera Mirror
The available Rear Camera Mirror allows you to use either a traditional inside mirror or rear-view camera mirror display that provides a wide, less obstructed field of view to check for traffic.
Available ProGrade Trailering System and Enhanced Trailering Assist Features
The Sierra 1500 pickup truck is engineered to optimize your trailering experience with the available ProGrade Trailering System. This system of intelligent Trailering technologies helps streamline the hitching and towing process with integrated tools that help you tow with commanding control. 


To help improve your trailering experience, Sierra's available in-vehicle Trailering App offers custom trailer profiles, trailer statuses including tire pressure and temperature monitoring and more. The app is integrated with accessible through Sierra's Infotainment System, with features including:

  • Create five custom trailer profiles based on trailer name, trailer type, trailer hitch type
  • Phone companion App, myGMC Mobile App adding convenience when outside the truck or trailer
  • Tire pressure monitoring system that measures pressure and temperature (requires an available Trailer Pressure Monitoring Sensors)
  • Maintenance reminders
  • Step-by-step pre-departure checklists
  • Track trailer mileage and fuel economy


Sierra Denali is designed to integrate ASA Electronics iN-Command Control System with Global Connect and accessed through the myGMC Mobile App. The available system allows owners to monitor and control a range of smart systems, such as water tank levels, HVAC controls and even power slide-outs, in recreational trailers equipped with the technology.


  • Provides a close-up view of the receiver hitch for proper alignment when connecting to a compatible trailer with a conventional hitch
  • The view includes Hitch Guidance Lines to assist when backing the trailer into place and a trailer-angle indicator to show the relationship between the truck and trailer


  • Tracks the position of the compatible trailer in relation to the vehicle and if the front of the trailer approaches the rear of the vehicle, an alert is displayed that you're in a potential jackknife situation
  • A yellow warning alert will be displayed when truck/trailer angle is 75% into a jackknife scenario
  • A red warning alert will be displayed when truck/trailer angle is 90% into a jackknife scenario (i.e., collision is imminent)
  • Depending on customer settings for alerts and Safety Alert Seat availability, there​ will be a chime or haptic alerts associated with warnings


  • Uses an available customer-installed GM auxiliary accessory camera mounted on the rear of the compatible trailer to show vehicles or objects behind the trailer
  • The view now includes guidelines to assist when backing the trailer into place and a trailer-angle indicator to show the relationship between the truck and trailer​


  • Provides a line of sight down either side of the truck. When a compatible trailer is connected, you'll see a split view of the left and right sides of the truck and trailer
  • While driving forward or backward with a trailer, the view automatically biases based on the trailer's angle
  • When enabled and driving forward with the turn signal activated, a Trailer Length Indicator displays a red overlay twice the length of the compatible trailer, showing when other vehicles are present and may interfere with your lane-change maneuver​
Stay In The Know, While On The Go
Available GMC Infotainment System with Navigation

  • Simple and easy to use, the available GMC Infotainment System feature a multicolour 8" Diagonal touch-screen and Advanced Navigation
  • Compatible with Apple CarPlay and Android Auto
  • Available 4G LTE Wi-Fi Hotspot
  • In-vehicle Trailering App
  • Downloadable in-vehicle apps
  • Connect two devices at once, with storage for up to 10
  • Built-In Amazon Alexa for instant hands-free access

Available 8" Digital Driver Information Centre

Positioned between the vehicle's gauges, this helpful feature presents important vehicle information including audio, trailer, phone, safety alerts and Traction Selection System display screen.

Available SiriusXM 360L

SiriusXM with 360L is the newest, most advanced SiriusXM entertainment experience ever offered in a GM vehicle. You get a variety of premium content including 200+ channels of commercial-free music, plus On Demand shows, performances, talk entertainment, original programming, artist-dedicated channels and much more.
Advanced Safety and Driver Assistance Technology
Safety or driver-assistance features are no substitute for the driver's responsibility to operate the vehicle in a safe manner. The driver should remain attentive to traffic, surroundings and road conditions at all times. Visibility, weather and road conditions may affect feature performance. Read the vehicle Owner's Manual for more important features limitations and information.


Available Adaptive Cruise Control can automatically maintain a driver-selected gap time from the detected vehicle you're following while you steer. This feature reduces the need to frequently brake and accelerate when you're driving.


Available Front and Rear Park Assist can provide distance alerts to nearby detected objects in front of or behind your vehicle to help you park and avoid collisions at low speeds. 


Available Following Distance Indicator display the gap time in seconds between your vehicle and a detected vehicle you're following. This can help you decide if you are following much too closely.


Available Automatic Emergency Braking works with Forward Collision Alert to help you avoid or reduce the severity of a front end collision with a detected vehicle you are following. This feature works at speeds below 80 km/h. Camera technology is used to automatically provide hard emergency braking or enhance the driver's hard braking.


Available Safety Alert Seat uses, left, right, or both-side driver seat vibration pulses to help you identify the direction of potential crashes so you can quickly take action. You can also switch to beeping crash avoidance alerts.


When driving conditions are dark, available IntelliBeam - Auto High Beams can automatically turn the vehicle's high-beam headlamps on and off according to surrounding traffic conditions. 


Teen Driver helps encourage safe driving habits for new drivers. It automatically activates certain available safety systems and allows parents to set limits on other features. There is even an in-vehicle report card that parents can access to help with coaching their teen driver.