Reduced by $599 since Apr 10, 2026

2021 GMC Sierra 1500 SLT



  • $35,369 BEST PRICE:

  • Retail Price: $35,369
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Vehicle Information

VIN: 3GTU9DET6MG311080
Stock #: MG311080
Model Code: TK10543
  • Body Style Crew Cab
  • Exterior Color Onyx Black
  • Interior Color Jet Black, Perforated Leather-Appointed Front Outboard Seat Trim
  • Mileage 86,706
  • Fuel Economy
    City/Highway 14/20 MPG
  • Engine Engine: Duramax 3.0L, Turbo-Diesel, Inline 6 Cylinder
  • Transmission Automatic
  • Fuel Type Diesel Fuel

Highlighted Features

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

Dealer Comments

Summary
***CarFax 1-Owner*** ***Apple CarPlay / Android Auto*** ***Navigation***

Vehicle Details
2021 GMC Sierra 1500 SLT 4WD - Powerful 3.0L Diesel, Loaded with Tech (Hinesville, GA)

Looking for a dependable, capable pickup in Hinesville, GA? This 2021 GMC Sierra 1500 SLT with 4WD and the efficient 6-cylinder 3.0L diesel delivers strong towing performance, impressive fuel economy, and rugged reliability. The SLT trim balances comfort and utility with premium features ideal for work, travel, or daily driving.

Key features include built-in Navigation for route confidence, Steering Wheel Audio Controls for safer infotainment use, and Hands-Free Bluetooth® to keep calls and media connected without distraction. Safety and driver assistance are elevated with Lane Keep Assist and Adaptive Cruise Control, making highway driving more relaxed and secure.

Inside, the spacious cabin offers refined materials, comfortable seating, and modern conveniences that suit families and professionals alike. Exterior styling combines bold GMC design with practical bed space and durable 4WD capability for varied Georgia terrain. The diesel powerplant provides strong low-end torque for towing trailers and hauling gear while maintaining efficiency for longer trips.

Located in Hinesville, GA, this GMC Sierra 1500 SLT is ready for immediate test drives and inspections. Contact us today to schedule a viewing and experience the blend of capability, comfort, and advanced technology that this GMC Sierra 1500 SLT delivers.

Equipment
See what's behind you with the back up camera on this vehicle. This unit is pure luxury with a heated steering wheel. The leather seats in the vehicle are a must for buyers looking for comfort, durability, and style. The steering wheel audio controls on the vehicle keep the volume and station within easy reach. Bluetooth® technology is built into this GMC Sierra, keeping your hands on the steering wheel and your focus on the road.

Packages
**SLT Convenience Package: Ventilated Driver and Front Passenger Seats; Heated 2nd Row Outboard Seats; Power Sliding Rear Window with Rear Defogger; 2 USB Ports (1st Row); Floor-Mounted Center Console; Front Bucket Seats; 2 USB Ports; Universal Home Remote Driver Alert Package I: Ultrasonic Front and Rear Park Assist; Rear Cross Traffic Alert; Perimeter Lighting; Lane Change Alert with Side Blind Zone Alert Driver Alert Package II: Forward Collision Alert; Lane Keep Assist with Lane Departure Warning; Front Pedestrian Braking; Following Distance Indicator; Automatic Emergency Braking; Safety Alert Seat; IntelliBeam Automatic High Beam On/off; Adaptive Cruise Control X31 Off-Road and Protection Package: 20" X 9" Polished Aluminum Wheels; 275/60R20SL AT BW Tires; Spray-On Pickup Bed Liner with GMC Logo; All-Weather Floor Liner X31 Off-Road Package: 2-Speed Transfer Case; Hill Descent Control; Dual Exhaust with Premium Tips; Off-Road Suspension; Skid Plates; Heavy-Duty Air Filter; X31 Hard Badge SLT Premium Plus Package: 20" X 9" Polished Aluminum Wheels; Chrome Wheel to Wheel Assist Steps; Spray-On Pickup Bed Liner with GMC Logo; 10-Speed Automatic Transmission Preferred Equipment Group 4SA: LED Cargo Area Lighting; Remote Vehicle Starter System; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Chrome Grille; 170 Amp Alternator; Auxiliary External Transmission Oil Cooler; Compass; Electrical Lock

All Features

  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 14 MPG
    • Hwy: 20 MPG
    • Combined: 16 MPG
  • Fuel System
    • Fuel System: Direct Injection
  • Fuel Tank Capacity
    • Fuel Tank Capacity: 24 gal
  • Fuel Type
    • Fuel Type: Diesel Fuel
  • Horse Power
    • Horse Power: 277
  • Rear Wheel
    • Rear Wheel: Single
  • Trailering Capacity
    • Trailering Capacity: 0
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Our goal is for you to be fully satisfied when doing business with Genesis of Hilton Head. To that end, here are some important details to help you:

  • Our prices do not include Infrastructure Maintenance Fee, state, county, federal or government-mandated tax and titling

  • Our advertised price does not include a Dealer closing fee of $225.00 and is compliant to SCDCA Section 37-2-307

  • Advertised pricing expires daily and subject to availability

  • Subject to credit approval and might include residency restrictions

  • Rebates, incentives and offers might have limitations preventing them from being combined

  • Actual MPG will vary depending on option, driving conditions, driving habits, vehicle condition and maintenance

  • We are committed to the accuracy of information surrounding our listings, however as errors occur, we reserve the right to make a correction

  • We offer estimates at no cost, so please contact the dealership for all the details you need to make an informed purchase