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Vehicle Information

VIN: 1GTU9EET5LZ374580
Stock #: C5547A1
Model Code: TK10543
  • Condition Used
  • Body Style Crew Cab
  • Exterior Color Onyx Black
  • Interior Color Jet Black With Kalahari Accents, Perforated Leather-Appointed Front Seat Trim
  • Mileage 36,216
  • Fuel Economy
    City/Highway 15/19 MPG
  • Engine Engine: 3.0L, DuraMax 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

Vehicle Details
Elevate your driving experience with this exceptional 2020 GMC Sierra 1500 AT4 — a rugged, refined pickup built for work, weekend adventures, and everything in between. Located in Rapid City, SD, this low-mileage gem has only 36,216 miles and delivers the efficiency and torque of a 3.0L inline-6 diesel paired with confident 4WD capability. The AT4 trim blends luxury and off-road readiness: premium leather seats keep occupants comfortable on long hauls, while the heated steering wheel adds warmth and control on cold South Dakota mornings.

Designed for drivers who want capability without compromise, this GMC Sierra includes an Off-Road Package that expands ground clearance, improves suspension tuning, and adds protective skid features for trails and rough terrain. On-road safety and convenience are enhanced with Cross-Traffic Alert and an integrated Navigation system that makes route planning effortless both locally and on extended trips.

This pickup combines practical utility with upscale touches: durable bed space, towing capability, and advanced tech features for connectivity and safety. Priced to move, this GMC Sierra offers the best price in the market for comparable AT4 diesel models in the region — a smart buy for value-conscious buyers seeking performance and comfort.

Schedule a test drive in Rapid City today to experience the blend of diesel power, off-road readiness, premium interior, and advanced safety that make this 2020 GMC Sierra 1500 AT4 a standout choice.

Additional Information
Questions on features, photos, or specifications? Chat, text, or call! With Denny Menholt, you've got options. Find your perfect ride from nearly 400 pre-owned cars, trucks, and SUVs. The right cars, the right price, the right experience.

Eligible Benefits

All Features

  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 15 MPG
    • Hwy: 19 MPG
    • Combined: 17 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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May not represent actual vehicle. (Options, colors, trim and body style may vary)

The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.