2020 GMC Sierra 1500 AT4 4WD | 3.0L Duramax Diesel | AT4 Premium Package | Clean CARFAX Luxury meets legendary off-road capability in this 2020 GMC Sierra 1500 AT4. Powered by the fuel-efficient 3.0L Duramax Turbo-Diesel and loaded with the AT4 Premium and Preferred Packages, this premium 4WD truck delivers exceptional towing capability, impressive fuel economy, and upscale comfort for work or adventure. Premier Certified 2020 GMC Sierra 1500 AT4 4WD is powered by the 3.0L Duramax I6 Turbo-Diesel paired with a 10-speed automatic transmission, offering outstanding torque, smooth performance, and an impressive 22 MPG city / 26 MPG highway. Finished in Summit White with a Jet Black/Kalahari perforated leather interior, this Clean CARFAX Sierra AT4 is equipped with premium technology, off-road capability, and luxury features throughout. Key Features Premier Certified Clean CARFAX 3.0L Duramax I6 Turbo-Diesel 10-Speed Automatic Transmission 4WD AT4 Preferred Package AT4 Premium Package Preferred Equipment Group 4SB Perforated Leather-Appointed Interior Heated & Ventilated Front Seats Heated Rear Outboard Seats Premium Bose 7-Speaker Audio System Navigation System Wireless Apple CarPlay® & Android Auto™ Wireless Phone Charging Remote Vehicle Start Spray-On Bedliner with AT4 Logo Integrated Trailer Brake Controller ProGrade Trailering System Rear Cross Traffic Alert Front & Rear Park Assist HD Rear Vision Camera Red Recovery Hooks Heavy-Duty Rear Locking Differential Hill Descent Control 20" Machined Aluminum Wheels All-Weather Floor Liners with AT4 Logo Performance & Capability 3.0L Duramax Turbo-Diesel Engine 10-Speed Automatic Transmission Intelligent 4WD System Heavy-Duty Rear Locking Differential Hill Descent Control Integrated Trailer Brake Controller ProGrade Trailering System Trailering Package High-Capacity Air Filter Auxiliary External Transmission Oil Cooler Outstanding Towing Capability 22 MPG City / 26 MPG Highway Why Buyers Love It The 2020 GMC Sierra 1500 AT4 is built for drivers who want premium comfort without giving up serious capability. The efficient 3.0L Duramax Turbo-Diesel provides exceptional torque, remarkable fuel economy, and confident towing performance. Inside, you'll enjoy heated and ventilated leather seating, heated rear seats, navigation, wireless Apple CarPlay and Android Auto, wireless charging, and the outstanding Bose premium audio system. Off-road features like the locking rear differential, Hill Descent Control, red recovery hooks, and the AT4 suspension make this truck just as capable on the trail as it is on the highway. Backed by a Clean CARFAX and Premier Certified coverage, this Sierra AT4 is the perfect blend of rugged capability and premium luxury. Available now at Premier Ford of Lamesa, proudly serving Lamesa, Brownfield, Big Spring, Midland, Odessa, and surrounding West Texas communities.Read full dealer descriptionHide dealer description
2020 GMC Sierra 1500 AT4 4WD | 3.0L Duramax Diesel | AT4 Premium Package | Clean CARFAX Luxury meets legendary off-road capability in this 2020 GMC Sierra 1500 AT4. Powered by the fuel-efficient 3.0L Duramax Turbo-Diesel and loaded with the AT4 Premium and Preferred Packages, this premium 4WD truck delivers exceptional towing capability, impressive fuel economy, and upscale comfort for work or adventure. Premier Certified 2020 GMC Sierra 1500 AT4 4WD is powered by the 3.0L Duramax I6 Turbo-Diesel paired with a 10-speed automatic transmission, offering outstanding torque, smooth performance, and an impressive 22 MPG city / 26 MPG highway. Finished in Summit White with a Jet Black/Kalahari perforated leather interior, this Clean CARFAX Sierra AT4 is equipped with premium technology, off-road capability, and luxury features throughout. Key Features Premier Certified Clean CARFAX 3.0L Duramax I6 Turbo-Diesel 10-Speed Automatic Transmission 4WD AT4 Preferred Package AT4 Premium Package Preferred Equipment Group 4SB Perforated Leather-Appointed Interior Heated & Ventilated Front Seats Heated Rear Outboard Seats Premium Bose 7-Speaker Audio System Navigation System Wireless Apple CarPlay® & Android Auto™ Wireless Phone Charging Remote Vehicle Start Spray-On Bedliner with AT4 Logo Integrated Trailer Brake Controller ProGrade Trailering System Rear Cross Traffic Alert Front & Rear Park Assist HD Rear Vision Camera Red Recovery Hooks Heavy-Duty Rear Locking Differential Hill Descent Control 20" Machined Aluminum Wheels All-Weather Floor Liners with AT4 Logo Performance & Capability 3.0L Duramax Turbo-Diesel Engine 10-Speed Automatic Transmission Intelligent 4WD System Heavy-Duty Rear Locking Differential Hill Descent Control Integrated Trailer Brake Controller ProGrade Trailering System Trailering Package High-Capacity Air Filter Auxiliary External Transmission Oil Cooler Outstanding Towing Capability 22 MPG City / 26 MPG Highway Why Buyers Love It The 2020 GMC Sierra 1500 AT4 is built for drivers who want premium comfort without giving up serious capability. The efficient 3.0L Duramax Turbo-Diesel provides exceptional torque, remarkable fuel economy, and confident towing performance. Inside, you'll enjoy heated and ventilated leather seating, heated rear seats, navigation, wireless Apple CarPlay and Android Auto, wireless charging, and the outstanding Bose premium audio system. Off-road features like the locking rear differential, Hill Descent Control, red recovery hooks, and the AT4 suspension make this truck just as capable on the trail as it is on the highway. Backed by a Clean CARFAX and Premier Certified coverage, this Sierra AT4 is the perfect blend of rugged capability and premium luxury. Available now at Premier Ford of Lamesa, proudly serving Lamesa, Brownfield, Big Spring, Midland, Odessa, and surrounding West Texas communities.
2020 GMC Sierra 1500 AT4 4WD | 3.0L Duramax Diesel | AT4 Premium Package | Clean CARFAX Luxury meets legendary off-road capability in this 2020 GMC Sierra 1500 AT4. Powered by the fuel-efficient 3.0L Duramax Turbo-Diesel and loaded with the AT4 Premium and Preferred Packages, this premium 4WD truck delivers exceptional towing capability, impressive fuel economy, and upscale comfort for work or adventure. Premier Certified 2020 GMC Sierra 1500 AT4 4WD is powered by the 3.0L Duramax I6 Turbo-Diesel paired with a 10-speed automatic transmission, offering outstanding torque, smooth performance, and an impressive 22 MPG city / 26 MPG highway. Finished in Summit White with a Jet Black/Kalahari perforated leather interior, this Clean CARFAX Sierra AT4 is equipped with premium technology, off-road capability, and luxury features throughout. Key Features Premier Certified Clean CARFAX 3.0L Duramax I6 Turbo-Diesel 10-Speed Automatic Transmission 4WD AT4 Preferred Package AT4 Premium Package Preferred Equipment Group 4SB Perforated Leather-Appointed Interior Heated & Ventilated Front Seats Heated Rear Outboard Seats Premium Bose 7-Speaker Audio System Navigation System Wireless Apple CarPlay® & Android Auto™ Wireless Phone Charging Remote Vehicle Start Spray-On Bedliner with AT4 Logo Integrated Trailer Brake Controller ProGrade Trailering System Rear Cross Traffic Alert Front & Rear Park Assist HD Rear Vision Camera Red Recovery Hooks Heavy-Duty Rear Locking Differential Hill Descent Control 20" Machined Aluminum Wheels All-Weather Floor Liners with AT4 Logo Performance & Capability 3.0L Duramax Turbo-Diesel Engine 10-Speed Automatic Transmission Intelligent 4WD System Heavy-Duty Rear Locking Differential Hill Descent Control Integrated Trailer Brake Controller ProGrade Trailering System Trailering Package High-Capacity Air Filter Auxiliary External Transmission Oil Cooler Outstanding Towing Capability 22 MPG City / 26 MPG Highway Why Buyers Love It The 2020 GMC Sierra 1500 AT4 is built for drivers who want premium comfort without giving up serious capability. The efficient 3.0L Duramax Turbo-Diesel provides exceptional torque, remarkable fuel economy, and confident towing performance. Inside, you'll enjoy heated and ventilated leather seating, heated rear seats, navigation, wireless Apple CarPlay and Android Auto, wireless charging, and the outstanding Bose premium audio system. Off-road features like the locking rear differential, Hill Descent Control, red recovery hooks, and the AT4 suspension make this truck just as capable on the trail as it is on the highway. Backed by a Clean CARFAX and Premier Certified coverage, this Sierra AT4 is the perfect blend of rugged capability and premium luxury. Available now at Premier Ford of Lamesa, proudly serving Lamesa, Brownfield, Big Spring, Midland, Odessa, and surrounding West Texas communities.
Great Deal vs local market
The deal score uses 8 similar approved listings with the closest reported mileage within 150 miles. Nationwide pricing is shown for broader context.
Great Deal
$25.1K below local median
This unit
$32,524
Local median
$57,575
8 within 150 miles
Nationwide median
$38,059
6 comparable units
Price history
Down $500
Dealer price movement2 recorded prices
This unitLocal middle 50%
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Estimated payment
$29,024 financed
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Truck Specifications
Engine
3.0L I6 24V DDI DOHC Turbo Diesel
Transmission
10-Speed Automatic
Drivetrain
4WD
Fuel
Diesel Fuel
Exterior
White
Interior
Jet Black
Doors
4
Body Style
Truck
Show 2 More Specifications
MPG City
22
Features & Equipment
Equipment is supplied by the dealer. Confirm installed options on the dealer listing or window sticker.
Safety and driver assistance
Backup Camera
Parking Sensors / Assist
Comfort and convenience
Heated Seats
Keyless Entry
Memory Seats
Power Seats
Technology and audio
Android Auto
Apple CarPlay
Premium Audio
Wireless Phone Charging
Capability and utility
AWD
Compare Other Years & Trims
Live GMC Sierra 1500 units from approved dealer inventory.