Reduced by $1,000 since Aug 17, 2026

2020 GMC Sierra 1500 SLT



  • $36,990 RETAIL PRICE


$505 /month
6.99% APR
84 months
  • MSRP $36,990
  • Documentation Fee $200
  • Starting Price $36,990
  • Down Payment $3,699
*Excludes tax, title & fees
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Vehicle Information

VIN: 3GTU9DED5LG127661
Stock #: D8910A
Model Code: TK10543
  • Condition Used
  • Body Style Crew Cab
  • Exterior Color Summit White
  • Interior Color Jet Black, Perforated Leather-Appointed Front Seat Trim
  • Mileage 79,760
  • Fuel Economy
    City/Highway 15/20 MPG
  • Engine Engine: 5.3L, EcoTec3 V-8, DI, Dynamic Fuel Mgt, V V T
  • Transmission Automatic
  • Fuel Type Gasoline Fuel

Highlighted Features

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

Dealer Comments

This 2020 GMC Sierra 1500 SLT delivers the strength and capability you need with refined comfort for every drive.

- SLT Premium Plus Package with enhanced convenience and driver alert features
- Premium GMC Infotainment System with Navigation and Apple CarPlay/Android Auto
- Premium Bose 7-Speaker Sound System with SiriusXM 360L
- Heated and ventilated leather front seats with 10-way power adjustment
- Heated second row outboard seats for passenger comfort
- All-weather floor liners protecting the cabin
- 22 high gloss black wheels with polished exhaust tip
- Chrome assist steps and spray-on bed liner with GMC logo
- Adaptive Cruise Control with lane keep assist and lane departure warning
- Automatic emergency braking with forward collision alert
- Rear cross traffic alert and ultrasonic parking assistance
- Power sliding rear window with defogger
- Heavy-duty rear locking differential for superior traction
- ProGrade Trailering System with integrated trailer brake controller and hitch guidance
- Wireless charging pad for smartphone convenience

The EcoTec3 5.3L V8 engine paired with a 10-speed automatic transmission delivers dependable power and efficiency, achieving 16 mpg city and 22 mpg highway. The 4WD system provides confident handling in various conditions, while the heavy-duty suspension supports serious work and weekend adventures alike.

Inside, the truck cab combines practicality with premium touches. The leather-appointed front seats offer heated and ventilated comfort with memory settings for the driver. The GMC Infotainment System with navigation keeps you connected, and the Bose audio system makes every drive enjoyable. Multiple power outlets—including bed-mounted 120-volt outlets—ensure you can power your tools and devices wherever you need them.

Safety technology is comprehensive throughout this truck. Automatic emergency braking, lane keep assist, and rear cross traffic alert work together to help keep you and your passengers protected. The adaptive cruise control maintains your set speed while monitoring the distance to vehicles ahead, reducing fatigue on long drives.

The exterior combines rugged capability with polished style. Chrome grille accents, heated side mirrors with auto-dimming function, and LED cargo lighting highlight the purposeful design. The spray-on bed liner protects your truck bed, while the chrome assist steps and rear bumper add both practicality and visual appeal.

This 2020 Sierra 1500 SLT is ready to work hard and ride comfortably, backed by the build quality GMC owners expect. We invite you to schedule a time to see and experience this truck in person.

Eligible Benefits

All Features

  • DriveType
    • DriveType: Four Wheel Drive
  • Fuel Economy
    • City: 15 MPG
    • Hwy: 20 MPG
    • Combined: 17 MPG
  • Fuel System
    • Fuel System: Direct Injection
  • Fuel Tank Capacity
    • Fuel Tank Capacity: 24 gal
  • Fuel Type
    • Fuel Type: Gasoline Fuel
  • Horse Power
    • Horse Power: 355
  • 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.