2021 GMC SIERRA 1500 AT4
Popular Features
Vehicle Description
Find exceptional capability and comfort with this 2021 GMC Sierra 1500 AT4 4WD, now available in Pierre, SD. Powered by a robust 6.2L V8 gasoline engine, this GMC Sierra AT4 delivers commanding performance, confident towing, and responsive highway cruising. The 4WD system and off-road-ready AT4 suspension provide stability and control across South Dakota roads and trails.
Inside, modern connectivity and convenience come standard: Apple CarPlay and Android Auto keep your smartphone integrated for navigation, music, and messages, while the heated steering wheel adds a touch of comfort on chilly mornings. The intuitive back-up camera enhances visibility for safer parking and maneuvering. This GMC Sierra arrives with an AutoCheck Clean Report, giving added peace of mind about its history and condition.
Thoughtfully designed with premium materials and practical features, the AT4 trim balances rugged capability with upscale appointments, making it ideal for work, weekend adventures, or daily driving. With competitive pricing in the Pierre market, this GMC Sierra 1500 represents the best price available for its class and condition—an outstanding value for buyers seeking power, technology, and off-road-ready capability.
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| VIN | 1GTP9EEL8MZ244646 |
| Stock Number | G2617A |
| Condition | USED |
| Year | 2021 |
| Make | GMC |
| Model | Sierra 1500 |
| Package | AT4 |
| Mileage | 72,544 mileage |
| Body Style | Pickup - Full Size |
| Engine | 6.2L 8 Cyl. Gas |
| Fuel | Gas |
| MPG - City | 16 |
| MPG - Highway | 12 |
| Transmission | Automatic |
| Drive Type | 4 Wheel |
| Color | Cardinal Red |
| Interior | Jet Black w/Kalahari Accents |
| Engine | |
| Engine Type | 6.2L 8 Cyl. Gas |
| Horsepower | 420 @ 5600 rpm |
| Torque | 460 @ 4100 rpm |
| Fuel | |
| Type | GAS |
| Capacity | 91.0 Gallons |
| Drivetrain | |
| Driven Wheels | 4 Wheel |
| Technical Specifications | |
| Curb Weight - Front | 2839 lbs |
| Curb Weight - Rear | 1976 lbs |
| Length, Overall | 231.72 in |
| Width, Max w/o mirrors | 81.24 in |
| Height, Overall | 78.35 in |
| Gross Vehicle Weight | 6,001 lbs |
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control, includes electronic trailer sway control and hill start assist
- Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag
- Hitch Guidance
- Teen Driver mode a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behaviour. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
- Rear Seat Reminder
PACKAGE (2)
- Trailering Package includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance
- ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (U1D) In-vehicle Trailering App
MECHANICAL (24)
- Rear axle, 3.23 ratio
- Pickup bed
- GVWR, 7000 lbs. (3175 kg) (Requires Crew Cab model with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine.)
- Air filter, heavy-duty
- Automatic Stop/Start (Standard on vehicles built before 6-7-2021. Most vehicles built on or after 6-7-2021 that are equipped with a V8 engine and (MQB) 10-speed automatic transmission will have (NSS) Not Equipped with Automatic Stop/Start, which removes Automatic Stop/Start and its content. See dealer for details.)
- Hill Descent Control
- Auto-locking rear differential
- Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
- Suspension, Off-Road with 2" factory installed lift and monotube shocks
- 4-wheel drive
- Cooling, external engine oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
- Cooling, auxiliary external transmission oil cooler (Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
- Alternator, 170 amps (Included and only available with (L84) 5.3L EcoTec3 V8 engine or (L87) 6.2L EcoTec3 V8 engine. Not available with (LM2) Duramax 3.0L Turbo-Diesel I6 engine.)
- Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L84) 5.3L EcoTec3 V8 engine, (L3B) 2.7L Turbo engine and (L87) 6.2L EcoTec3 V8 engine.)
- Frame, fully-boxed, hydroformed front section
- Skid Plates
- Trailer brake controller, integrated
- Recovery hooks, Red
- Steering, Electric Power Steering (EPS) assist, rack-and-pinion
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Brake lining wear indicator
- Capless Fuel Fill
- Exhaust, aluminized stainless-steel muffler and tailpipe
- Exhaust, dual with premium tips (With (PCP) AT4 CarbonPro Edition the exhaust tips will be black.)
EXTERIOR (18)
- Wheel, 17" x 8" (43.2 cm x 20.3 cm) full-size, steel spare
- Wheelhouse liners, rear
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
- Bumper, front, body-colour lower (Front bumper colour will be high gloss black.)
- Bumper, rear body-colour with corner steps
- CornerStep, rear bumper
- Grille (Body-colour surround with high gloss Black mesh and Black chrome inserts. With (PCP) AT4 CarbonPro Edition the grille will have a unique grille surround with Black Chrome finish.)
- Fog lamps, LED
- Taillamps, LED signature taillight with LED stop and reverse light
- 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 box activated with switch on centre switch bank or key fob
- Mirror caps, high gloss Black (Deleted with (DQS) outside power adjustable vertical trailering mirrors and mirror caps will be chrome.)
- Glass, deep-tinted
- Tailgate, GMC MultiPro Tailgate with six functional load/access features
- Tailgate, gate function manual with EZ Lift, includes power lock and release includes hitch area light
- Tailgate and bed rail protection caps, top
- Door handles, body-colour
- Cargo tie downs (12), fixed rated at 500 lbs (226.8 kg) per corner
ENTERTAINMENT (3)
- Audio system feature, 6-speaker system,
- Steering wheel audio controls
- 4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.ca or dealer for details.)
INTERIOR (23)
- Seat adjuster, driver 10-way power including lumbar
- Seat adjuster, passenger 10-way power including lumbar
- Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models includes full-length bench seat, seatback storage on left and right side, centre fold out armrest with 2 cupholders, full cab width under-seat storage, (includes child seat top tether anchor)
- Centre console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
- Floor covering, colour-keyed carpeting
- Steering column, manual Tilt-Wheel and telescoping
- Steering column, lock control, electrical
- Steering wheel, leather-wrapped
- Steering wheel, heated
- Instrument cluster 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
- Exterior Temperature Display, located in radio display
- Compass, located in instrument cluster
- Driver Information Centre, 4.2" diagonal colour display includes driver personalization
- In-vehicle Trailering App includes checklist, trailer maintenance reminders, trailer security alerts, trailer mileage, tow/haul reminder and trailer electrical diagnostics
- Remote vehicle starter system
- Theft-deterrent system, unauthorized entry
- Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
- USB ports, dual, charge-only (2nd row)
- 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
- GMC Connected Access capable (Subject to terms. See onstar.ca or dealer for details.)
| Blind-Spot Monitoring | Passive Keyless Entry |
| Forward Collision Alert | Lane Departure Warning |
| Auto Start/Stop | Hill Descent Control |
| Wireless Phone Charger | Apple CarPlay |
| Android Auto | GMC Multi-Pro Tailgate |
| Fog Lights | Rear Defrost |
| Rear Spoiler | Sunroof |
| Trailer Hitch - Receiver | Wheels - Aluminum |
| Center Console | Front Bucket Seats |
| AM/FM Radio | BOSE Audio System |
| Air Conditioning | Cruise Control |
| Leather Seats | Leather Wrapped Steering |
| Power Driver Seat | Power Locks |
| Power Mirrors | Power Passenger Seat |
| Power Windows | Remote Keyless Entry |
| Tilt Steering Wheel | Bluetooth Connection |
| Heated Mirrors | Heated Rear Seats |
| Heated Seats | Heated Steering Wheel |
| Navigation System | OnStar |
| Roof Airbags | Satellite Radio |
| Universal Transmitter | Airbag - Driver |
| Airbag - Passenger | Backup Camera |
| Four Wheel ABS | Rear Backup Sensors |
| Side Airbags | Traction Control |
| Mud Flaps | Running Boards |
| Vent Visors | Compass |
| Oil Pressure Gauge | Outside Temp Display |
| Tachometer | Trip Odometer |
| Volt Meter | Water Temp Gauge |
| Body Color Bumpers | Tow Hooks |
| 12V Power Outlet | Cooled Driver Seat |
| Cooled Passenger Seat | Floor Mats |
| Front & Rear Cupholders | Rear Seat Center Armrest |
| Steer Wheel Audio Cntrls | Steer Wheel Cruise Cntrl |
| Bedliner - Spray-In | Cargo Area Light |
| Sliding Rear Window | Tonneau Cover - Roll-Up |
| Trailering Brake | Memory Seats |
| Remote Start | Four Wheel Drive |
| Power Steering | Tow Package |
| V8 Cyl. Engine |
