New 2021 GMCSierra 1500 Denali Truck
- VIN: 3GTU9FEL8MG266459
- Fuel Economy
- 16.0/22.0 mpg City/Hwy
- Exterior Color
- Satin Steel Metallic
- Interior Color
- Jet Black, Forge perforated leather seat trim
- Body
- Truck
- Transmission
- Automatic
- Drivetrain
- 4WD
- Engine
- 6.2L EcoTec3 V8 engine
Detailed Specifications
- Basic
- Corrosion
- Drivetrain
- Maintenance
- Roadside Assistance
- Warranty
- Max seating capacity: 5
- Battery Range: mi
- Fuel System: DI
- Fuel tank capacity: 24 gal
- Horsepower: 420 @ 5600
- Towing capacity: lbs
- 4G LTE Wi-Fi® hotspot capable:
- Terms and limitations apply. See onstar.com or dealer for details.
- May require additional optional equipment
- 8" diagonal Premium GMC Infotainment System with Navigation:
- Multi-touch display, AM/FM/SiriusXM1 (trial subscription), stereo and includes Navigation2
- HD Radio capability
- Bluetooth®3streaming audio for music and select phones
- Apple CarPlay™ capability for compatible phones4
- Android Auto™ capability for compatible phones5
- Use, control and manage select smartphone apps through the Infotainment system
- Voice-activated technology for phone
- USB port(s)6 to play stored audio files through your vehicle's audio system
- With greater memory
- May require additional optional equipment
- Bluetooth®:
- Pair your compatible mobile phone to your vehicle's infotainment system1
- Place and receive hands-free phone calls
- Store your phone's contact list in the system to place an outgoing call quickly using the touch-screen display or voice command system
- With streaming audio capability, you can listen to files stored on your phone or Bluetooth digital media device
- Bose® Premium Sound System:
- 7-speakers with Richbass® woofer
- 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
- May require additional optional equipment
- HD Radio:
- Provides consumers with additional channels known as HD2, HD3 and HD4
- Transmits Program Service Data, such as song titles and artist information
- SiriusXM Radio
- SiriusXM with 360L Equipped with SiriusXM with 360L. Enjoy a trial subscription of the All Access package for the full 360L experience, with a greater variety of SiriusXM content, a more personalized experience and easier navigation. With the All Access package, you can also enjoy your favorites everywhere you go, with the SiriusXM app, online and at home on compatible connected devices. (IMPORTANT: The SiriusXM radio trial package is not provided on vehicles that are ordered for Fleet Daily Rental ("FDR") use. If you decide to continue service after your trial, the subscription plan you choose will automatically renew thereafter and you will be charged according to your chosen payment method at then-current rates. Fees and taxes apply. See the SiriusXM Customer Agreement at www.siriusxm.com for complete terms and how to cancel. All fees, content, features, and availability are subject to change. GM connected vehicle services vary by vehicle model and require active service plan, working electrical system, cell reception and GPS signal. See onstar.com for details and limitations.)
- Steering-wheel mounted controls:
- Allow the driver to easily operate the audio system and phone interface controls
- May require additional optional equipment
- Wireless Apple CarPlay/Wireless Android Auto capability for compatible phones:
- Can use Apple CarPlay1 and Android Auto2 wirelessly
- Apple CarPlay vehicle user interface is a product of Apple and its terms and privacy statements apply. Requires compatible iPhone and data plan rates apply. Apple CarPlay is a trademark of Apple Inc. Siri, iPhone and Apple Music are trademarks for Apple Inc, registered in the U.S. and other countries.
- Android Auto vehicle user interface is a product of Google™ and its terms and privacy statements apply. Requires the Android Auto app on Google Play and a compatible Android™ smartphone. Data plan rates apply. You can check which smartphones are compatible at g.co/androidauto/requirements. Android Auto is a trademark of Google LLC.
- May require additional optional equipment
- 17" 255/80R17SL all-season, blackwall spare tire
- 17" full-size spare steel wheel with Black finish
- 20" 275/60R20SL all-terrain, blackwall tires
- 20" multi-dimensional polished aluminum wheels
- 6" chrome rectangular full length assist steps:
- Wheel to wheel, provides easier access to the front of the truck bed closest to the cab
- Steps make it easier to get in and out of your vehicle
- Textured step pads help provide secure footing
- Extends from wheel well to wheel well
- Body-color front bumper
- Body-color rear bumper
- Cab-mounted cargo area lamps:
- With switch in switch bank left of the steering wheel
- Illuminates the cargo bed area
- Cargo bed LED lighting:
- Provides light to find cargo in the bed
- Rear pillar lamps
- Chrome door handles
- Chrome mirror caps
- CornerStep rear bumper:
- Helps make it easier to get into and out of the pickup bed
- Located at each end of the rear bumper
- Textured step pads to help provide secure footing
- Deep-tinted glass:
- Provides added protection from sun and glare
- Full chrome surround window moldings
- GMC MultiPro Tailgate:
- Six function tailgate design to help improve loading, unloading and access the cargo box
- Grille (Signature Denali grille with high gloss Black mesh and Chrome inserts.)
- Heated, power, driver-side auto-dimming, power-folding outside mirrors:
- Puddle lamps
- Perimeter lighting
- Memory setting
- LED fog lamps:
- Help minimize glare in adverse driving conditions
- LED reflector (high intensity) headlamps with LED turn signals and LED signature Daytime Running Lamps:
- C-shaped LED headlamps with signature lighting and innovative light blade technology
- LED signature taillamps:
- C-shaped LED taillamps with LED stop and reverse light
- Brighter and lasts longer than traditional incandescent bulbs
- Power sliding rear window with rear defogger:
- Helps to keep your rear view clear of fog or frost
- 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
- May require additional optional equipment
- Rear wheelhouse liners:
- Help protect your truck's rear wheelhouse area from damage caused by dirt, rocks, mud, road salt and the weather
- Spare tire carrier lock:
- Helps keep spare tire secure
- Utilizes the same key as the door and ignition
- Spray-on bedliner:
- Provides a Black, textured, non-skid surface that helps protect the bed and minimizes cargo shifting
- Covers the entire bed surface below side rails, front box top rail, gauge hole plugs and tie-downs
- Chemically bonded, the sprayed-on liner permanently bonds to the truck bed, providing a watertight seal
- Includes logo
- Does not include spray-on liner on tailgate due to Black composite inner panel
- Tailgate and bed rail protection caps
- Tailgate with EZ Lift assist, power lock & release:
- Hitch area lighting
- May require additional optional equipment
- 10-way power driver seat with power lumbar:
- Moves the seat forward and back, and up and down
- Tilt the seat cushion and seatbacks
- 10-way power front passenger seat:
- Forward and back
- Up and down
- Tilt seat cushion back and upright
- Recline seatback up and down
- Includes 2-way power lumbar
- 12-volt auxiliary front power outlet:
- May require additional optional equipment
- 3-prong auxiliary household-style outlet
- Located in the pickup bed
- May require additional optional equipment
- 3-prong auxiliary household-style outlet
- Located on the instrument panel
- Makes it convenient for powering laptops, phone chargers and other electronic devices
- May require additional optional equipment
- Multiple page views may include fuel data, audio information, trailer settings, phone features, certain active safety features status (if equipped) and navigation1 route guidance
- Includes driver personalization, warning messages and vehicle information
- May require additional optional equipment
- Front A-pillar mounted for Driver and Passenger
- Rear B-pillar mounted
- Color-keyed to match the interior
- Maintains a selected speed while driving
- 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
- Recalls 2 driver presets for 10-way power seat and outside mirrors
- May require additional optional equipment
- Automatically maintains the selected temperatures for both the driver and front passenger
- Allows individual climate settings for both driver and front passenger
- Driver and front passenger can choose a temperature up to 30 degrees difference
- Helps protect your interior from road debris and the elements
- Color-keyed to match the interior
- Denali models feature unique premium tufted carpeting
- Includes reconfigurable feature with cupholders, cell phone storage, power cord management and file holder capacity
- May require additional optional equipment
- Subject to terms. See onstar.com or dealer for details.
- May require additional optional equipment
- Separate buttons on the climate control panel allow you to choose from 3 levels of warmth
- At the touch of a button you can warm the cushions and seatbacks with multilevel temperature control
- Individually controlled
- Seats can be programmed to automatically warm up when it's cold out
- At the touch of a button you can warm the cushions and seatbacks
- Provide comfort in cold weather for passengers in the rear outboard seating positions
- Passengers have their own controls to set the perfect temperature
- May require additional optional equipment
- With the press of a button the steering wheel quickly heats up to provide additional comfort on a cold day
- Checklist1
- Trailer light sequencing
- Trailer maintenance reminders
- Trailer security alerts
- Trailer mileage
- Tow/haul reminder
- Trailer electrical diagnostics
- Includes trailer tire pressure monitoring alert ONLY when (PTT) trailer tire pressure monitor system is factory ordered and sensors are installed
- May require additional optional equipment
- Automatically dims the inside rearview mirror when it senses bright light from behind
- When headlamp glare is no longer detected, the mirror returns to its normal state
- With the key fob in your possession, locks and unlocks your car's doors without having to use the key fob, increasing convenience
- With the vehicle in Park or Neutral, press the brake pedal and then press the engine start/stop button to start the engine; the green indicator on the button will illuminate
- Shift to Park and press the engine start/stop button to turn off the engine
- 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
- Located in infotainment display
- Programmable
- 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
- Driver with express-up/down
- May require additional optional equipment
- Front passenger with express-up/down
- May require additional optional equipment
- Provides cabin comfort for rear occupants
- Helps protect your interior from road debris and the elements
- Color-keyed to match the interior
- Denali models feature unique premium tufted carpeting
- Helps to keep your rear view clear of fog or frost
- Utilizes a warming grid to help remove fog or frost from the rear window
- Start your vehicle remotely and step into a comfortably warmed or cooled vehicle, depending on the weather and your preset preferences
- Locks doors and turns on parking lamps while the engine is running
- Activates the climate control system
- Helps prevent theft by allowing the steering wheel to operate only with the proper key fob
- Sounds the horn and flashes the turn signals when someone attempts to open the vehicle without the proper key or remote transmitter
- Helps deter unauthorized entry, helping to protect your vehicle
- 2 located on instrument panel1
- Second row includes 2 USB charging-only ports1
- 3-channel programmable
- Conveniently activate compatible devices such as garage door openers, security systems, and home automation devices from inside your vehicle
- May require additional optional equipment
- Full-length bench seat
- Seatback storage on left and right side
- Center fold out armrest with 2 cupholders
- Underseat storage (full cab width)
- Separate buttons on the climate control panel allow you to choose from 3 levels of fan circulation
- Individually controlled
- Cooling feature includes both seatbacks and cushions
- May require additional optional equipment
- Uses induction technology for portable electronic devices1
- Convenient charging location at the front of the center console
- Device may require optional case for phones that are compatible
- Customers can charge their smartphones while they drive without connecting to any cables
- May require additional optional equipment
- 10-speed automatic transmission:
- Electronically controlled transmission with overdrive and Driver Shift Control
- Tow/Haul mode reduces shift cycling for better control and improved cooling when towing or hauling heavy loads
- Powertrain Grade Braking
- Automatically uses the engine and transmission to slow the truck to maintain desired speeds when driving downhill
- Reduces brake wear and increases vehicle control
- Cruise Grade Braking
- Downshifts automatically to slow the truck as it drives downhill if it exceeds the cruise set speed by a certain amount
- May require additional optional equipment
- 170-amp alternator:
- May require additional optional equipment
- 2WD HI mode
- Vehicle operates in 2-wheel drive
- In this mode the transfer case & front driveline hardware are disengaged to improve fuel economy
- Suitable for routine driving on all road surfaces
- 4WD Auto mode
- 4WD Auto enables the transfer-case to provide the performance benefits of a full time active AWD system
- The 4WD Auto controls automatically adjust torque in response to parameters such as driver inputs, wheel slip control, vehicle dynamic state (understeer/oversteer)
- Ideal for wet or wintry conditions, but can be used on any road surface. Suitable for light off road usage
- 4WD HI mode
- Transfer case engages front driveline and power is transferred to both the front & rear axles
- In 4WD HI the transfer case clutch maintains higher preemptive torque levels for increased traction vs 4WD Auto
- Suitable for use on slippery road surfaces or off-road conditions such as deep sand, snow or rough terrain
- 4WD LO mode
- In 4WD Low the transfer case clutch maintains a high preemptive coupling torque to maximize traction and improve wheel control when climbing or descending steep grades or obstacles
- Suitable for off road usage, steep terrain, deep snow or sand
- Ideal for off road driving to maximize low speed traction and increase control on steep grades
- Neutral
- ONLY used for towing vehicle (Dinghy tow & Dolly tow capability)- allows vehicle to roll freely
- May require additional optional equipment
- Help reduce wheel lockup and maintain steering control during hard braking on most slippery surfaces
- 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
- 355 hp [265 kW] @ 5600 rpm
- 383 lb-ft of torque [518 Nm] @ 4100 rpm
- Paired with either a 8-speed or 10-speed automatic transmission
- As of March 2021, most L84 engines with an 8-speed automatic transmission are not equipped with Dynamic Fuel Management. Contact a dealer for details about a specific vehicle
- Vehicles not equipped with Dynamic Fuel Management technology will be less fuel efficient
- May require additional optional equipment
- When properly equipped; includes weight of vehicle, passengers, cargo and equipment
- May require additional optional equipment
- At complete stops, when drivers keep their foot on the brake pedal, and under certain conditions, the engine shuts off
- When drivers remove their foot from the brake, the engine automatically restarts
- Under certain circumstances, the engine will not shut off at a complete stop
- This feature can be disabled with a switch on the center stack
- 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
- Prevents paint scratches that can result from a tethered fuel cap
- Creates a tight seal around the fuel-pump nozzle when the nozzle is fully inserted
- 12-fixed rated at 500 lbs. per corner
- Two front frame-mounted1
- Monitors each wheel independently during your drive, adjusting vertical suspension every 2 milliseconds to maintain a smooth ride
- Uses a Continuous Damping Control Suspension system to adjust to the road every 2 milliseconds—delivering a quiet and comfortable ride
- Real-time damping system uses a dual coil receptor, which improves responsiveness to quickly changing road conditions
- Enhanced ride and handling in a variety of road surface conditions
- Selectable Sport mode automatically adjusts suspension tuning, transmission shift points and steering gain
- Uses electro-magnetism to change the damper fluid's properties (no moving valves)
- Enhances traction and allows more precise steering
- Integrated into rear bumper
- Premium exhaust outlets
- Aluminized stainless-steel muffler and tailpipes
- May require additional optional equipment
- Increases or decreases the amount of assist depending on the steering wheel angle
- Electric, rack-mounted with variable assist
- The system delivers great on-center precision and confident performance at higher speeds
- Steering assist is greater during low-speed maneuvers, such as parking
- Heavy-duty air-to-oil cooler
- Helps provides optimal transmission performance even when operating under a heavy load or towing a trailer
- May require additional optional equipment
- Heavy-duty air-to-oil cooler
- Helps prevent possible engine oil breakdown under heavy loads
- Hydroformed front section
- High-strength steel
- Thick construction helps to trap more dirt before it can enter the air intake
- May require additional optional equipment
- Uses antilock braking to help provide a smooth, controlled descent
- Helps driver maintain control of the vehicle without depressing the brake pedal
- Activates by pushing a button below the instrument panel
- May require additional optional equipment
- Integrated with the antilock brake system (ABS)
- Helps provide measured brake force signaling to electric-controlled trailer brake systems
- Trailer gain and output are displayed in the Driver Information Center
- Roll-formed high-strength steel
- Driver Alert Package I:
- Lane Change Alert with Side Blind Zone Alert1
- Rear Cross Traffic Alert1
- Front and Rear Park Assist1
- Perimeter Lighting
- May require additional optional equipment
- ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
- Trailering Package:
- Trailer Hitch1
- Trailering hitch platform
- Includes a 2" receiver hitch, 4-pin and 7-pin connectors
- 7-wire electrical harness and 7-pin sealed connector for connecting your trailer's lights and brakes to your vehicle
- Automatic locking rear differential
- Hitch Guidance2
- LED Daytime Running Lamps:
- Daytime Running Lamps automatically illuminate signature lighting
- 6 airbags:
- 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 outboard seating positions1
- Includes front outboard Passenger Sensing System for frontal outboard passenger airbag and illuminates a status light that indicates whether the airbag is on or off1
- 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 speeds1
- May require additional optional equipment
- HD Rear Vision Camera:
- Shows you a high-resolution digital image of the area directly behind your vehicle when you're in Reverse at low speeds1
- This may help you park and avoid nearby objects
- Tailgate must be in the raised position for the HD Rear Vision Camera to operate properly
- May require additional optional equipment
- Hitch Guidance:
- Displays a guideline on the Rear Vision Camera view when you're in Reverse to help line up your hitch to your trailer1
- When driving, Hitch Guidance allows you to briefly check your trailer using the Rear Vision Camera view
- Hitch Guidance with Hitch View:
- Displays a guideline on the Rear Vision Camera view when you're in Reverse to help line up your hitch to your trailer and offers a close-up Hitch View1
- When driving, Hitch Guidance with Hitch View allows you to briefly check your trailer connection using the Rear Vision Camera view
- When Hitch View is in use, automatically applies electric parking brake when shifting to Park
- May require additional optional equipment
- Lane Change Alert with Side Blind Zone Alert:
- Can provide side-mirror visual alerts when a detected moving vehicle is quickly approaching or is in your side blind zone1
- It can help you avoid lane change collisions
- May require additional optional equipment
- OnStar® & GMC Connected Services capable:
- Terms and limitations apply. See onstar.com or dealer for details.
- Rear Cross Traffic Alert:
- Can warn you of detected left or right cross traffic behind your vehicle when you're in Reverse1
- May require additional optional equipment
- Rear Seat Reminder:
- Helps to remind the driver to check the back seat(s) before leaving the vehicle1
- Activates when rear doors are opened and closed up to 10 minutes before or anytime while your vehicle is on
- Under certain conditions, once the vehicle is switched off, designed to sound 5 audible chimes and display a visual message within the Driver Information Center
- Activates only once each time the vehicle is turned on and off, and would require re-activation on a second trip
- Safety Alert Seat:
- Uses left, right, or both-side seat vibration pulses to help you identify the direction of potential crashes so you can quickly take action1
- You can also switch to beeping crash avoidance alerts
- May require additional optional equipment
- Teen Driver:
- This configurable feature lets you activate customizable vehicle settings associated with a key fob to help encourage better 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 driving habits and helps you to continue to coach your new driver
- 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
- Includes Tire Fill Alert1
- StabiliTrak, electronic stability control system with traction control:
- Automatically helps enhance control, particularly during emergency maneuvers, by adjusting the brakes and engine torque to help you stay on your intended path
- Activates when vehicle sensors detect a difference between the driver's intended path and the direction the vehicle is actually travelling
- Includes Traction Control that detects wheel slippage and applies brake pressure and/or reduces engine power to help the driver maintain control when accelerating on wet or snow-covered roads
- Includes Brake Assist that senses how hard and fast a driver hits the brake pedal and gives extra braking assistance, if required
- Includes Trailer Sway Control
- Hill Start Assist
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