Reduced by $500 since Nov 13, 2026

2020 GMC Sierra 1500 AT4



  • $29,500 Ingersoll Price

  • Retail Price: $28,503
  • Documentation Fee: $997
  • Internet Price: $29,500

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Vehicle Information

VIN: 3GTP9EEL7LG120754
Stock #: T120754
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 110,591
  • Fuel Economy
    City/Highway 15/19 MPG
  • Engine Engine: 6.2L, 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 AT4 delivers powerful capability and refined comfort in a package built for work and weekend adventure. With its striking black exterior, premium leather interior featuring Kalahari accents, and commanding presence, this crew cab short box stands ready to handle whatever you demand of it.- EcoTec3 6.2L V8 engine with 10-speed automatic transmission- 4WD with off-road suspension and heavy-duty rear locking differential- Power sunroof and 20 machined aluminum wheels with carbon grey accents- Premium Bose 7-speaker sound system with Apple CarPlay and Android Auto- Advanced safety suite: adaptive cruise control, automatic emergency braking, lane keep assist, and rear camera mirror- Multicolor 15 head-up display and 8 driver information center- Heated and ventilated front seats with 10-way power adjustment and lumbar support- Heated rear seats and premium leather-appointed trim throughout- HD surround vision with trailer view camera provisions and integrated trailer brake controller- IntelliBeam automatic high beams and multiple parking assist systemsThis Sierra AT4 combines rugged capability with genuine luxury. Experience the confidence of proven performance, the comfort of premium finishes, and the peace of mind that comes with a comprehensive technology suite. Contact us today to arrange your test drive and discover why this truck delivers on every level.This vehicle is being sold as Ingersoll Certified Pre-Owned. This program gives you piece of mind. You will receive. **A Vehicle Inspection and Reconditioning Form. **A Vehicle Carfax. **90 Days or 3000 miles of Powertrain Plus Limited Coverage **A Free Maintenance event including oil change and tire rotation within the first 12mo or 12,000 miles of driving (at an Ingersoll Automotive Location) This is not a manufacturer sponsored program.Do not hesitate, call us now at 860.945.4755 to speak with our guest friendly product consultants to schedule your test drive.Pre-Owned Vehicle Prices do not include government fees and taxes, any finance charges, $997 dealer documentation fees (Pawling Conveyance Fee capped at $175 per NY Law), any emissions testing fees or other fees. All prices, specifications and availability are subject to change without notice. The features and options listed are provided by a 3rd party organization and may not apply to this specific vehicle. Contact dealer for most current information. Not responsible for typographic errors.

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: Gasoline Fuel
  • Horse Power
    • Horse Power: 420
  • Rear Wheel
    • Rear Wheel: Single
  • Trailering Capacity
    • Trailering Capacity: 0
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New, Pre-Owned, Certified Pre-Owned and Demo Vehicles Prices do not include additional fees and costs of closing, including government fees and taxes, any finance charges, $997 dealer documentation fees, any emissions testing fees or other fees. All prices, specifications and availability are subject to change without notice. Contact dealer for most current information. Not responsible for typographic errors. Onstar is not always included in the price of the vehicle. Please contact your representative with questions.

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