Opens PARETTI MAZDA OF COVINGTON's original listing.
Drivetrain
4WD
Engine
EcoTec3 6.2L V8
Vehicle Overview
Backup Camera
Automatic Climate Control
Heated Seats
Keyless Entry
Memory Seats
Power Seats
From the dealer
2020 GMC SIERRA 1500 AT4 6.2L V8 4X4 CREW CAB PREMIUM OFF-ROAD TRUCK Searching for a used GMC Sierra AT4 in Covington, Mandeville, Madisonville, Slidell, Hammond, Metairie, New Orleans, Baton Rouge, or anywhere across Southeast Louisiana? This 2020 GMC Sierra 1500 AT4 at Paretti Mazda of Covington combines serious V8 performance, premium comfort, aggressive AT4 styling, and legitimate 4X4 capability in one highly desirable full-size truck. 6.2L V8 POWER THE ENGINE TRUCK BUYERS WANT This Sierra AT4 is powered by GM's available 6.2L EcoTec3 V8, delivering approximately 420 horsepower and 460 lb-ft of torque. Paired with a 10-speed automatic transmission, this powertrain delivers the strong acceleration, passing power, towing capability, and unmistakable V8 performance serious truck buyers appreciate. AT4 BUILT FOR MORE THAN THE HIGHWAY AT4 is GMC's premium off-road-focused trim, combining rugged capability with upscale appointments. The factory off-road equipment gives this Sierra the stance and capability buyers want without sacrificing the comfort and technology expected from a premium GMC truck. FEATURES AND HIGHLIGHTS MAY INCLUDE * 6.2L EcoTec3 V8 * Approximately 420 Horsepower * Approximately 460 lb-ft of Torque * 10-Speed Automatic Transmission * 4WD / 4X4 * AT4 Off-Road Package * Factory 2-Inch Suspension Lift * Off-Road Suspension * Rancho Monotube Shocks * Hill Descent Control * Two-Speed Transfer Case * Automatic Locking Rear Differential * Crew Cab Configuration * MultiPro Tailgate * Integrated Trailer Brake Controller * Tow/Haul Capability * Leather-Appointed Seating * Heated and Ventilated Front Seats * Heated Steering Wheel * Touchscreen Infotainment * Apple CarPlay and Android Auto Compatibility * Bose Premium Audio * Rearview Camera * Available Surround Vision * Available Advanced Driver Assistance Technology Equipment and features should be verified with the dealership. WHY BUY A SIERRA 1500 AT4? The Sierra AT4 is for truck buyers who don't want to choose between capability and comfort. You get a true full-size pickup with 4X4 capability and off-road-focused hardware combined with premium interior appointments and aggressive GMC styling. Add the 6.2L V8 and this becomes an especially desirable configuration for buyers who prioritize horsepower, torque, towing performance, and traditional V8 power. COMPARING FULL-SIZE 4X4 TRUCKS? If you're shopping a Chevrolet Silverado 1500 LT Trail Boss, Ford F-150 FX4, Ram 1500 Rebel, Toyota Tundra TRD Off-Road, Nissan Titan PRO-4X, or another GMC Sierra AT4, put this truck on your comparison list. INSPECTED AND SERVICED This vehicle has been inspected and serviced by Paretti Mazda of Covington before being offered for sale. WHY BUY FROM PARETTI MAZDA OF COVINGTON? Paretti has been serving Louisiana drivers for generations, building its reputation around professional service, quality vehicles, and long-term customer relationships. * Highly Rated by Our Customers * Established Louisiana Family-Owned Dealer Group * Thoroughly Inspected and Serviced Pre-Owned Inventory * Professional Service and Reconditioning * Competitive Financing Options Available * Dealer Network Trade Appraisal System * Trade-Ins Welcome * Convenient Northshore Location * Serving Covington, Mandeville, Madisonville, Abita Springs, Slidell, Hammond, Metairie, New Orleans, Baton Rouge and surrounding Louisiana communities SHOPPING FOR A USED GMC SIERRA AT4 IN LOUISIANA? If you're searching for a used GMC Sierra 1500 AT4, 6.2L V8 truck, Sierra Crew Cab 4X4, lifted GMC truck, off-road pickup, full-size V8 truck, or premium used truck near Covington and the New Orleans Northshore, this Sierra deserves serious consideration. Contact Paretti Mazda of Covington today toRead full dealer descriptionHide dealer description
2020 GMC SIERRA 1500 AT4 6.2L V8 4X4 CREW CAB PREMIUM OFF-ROAD TRUCK Searching for a used GMC Sierra AT4 in Covington, Mandeville, Madisonville, Slidell, Hammond, Metairie, New Orleans, Baton Rouge, or anywhere across Southeast Louisiana? This 2020 GMC Sierra 1500 AT4 at Paretti Mazda of Covington combines serious V8 performance, premium comfort, aggressive AT4 styling, and legitimate 4X4 capability in one highly desirable full-size truck. 6.2L V8 POWER THE ENGINE TRUCK BUYERS WANT This Sierra AT4 is powered by GM's available 6.2L EcoTec3 V8, delivering approximately 420 horsepower and 460 lb-ft of torque. Paired with a 10-speed automatic transmission, this powertrain delivers the strong acceleration, passing power, towing capability, and unmistakable V8 performance serious truck buyers appreciate. AT4 BUILT FOR MORE THAN THE HIGHWAY AT4 is GMC's premium off-road-focused trim, combining rugged capability with upscale appointments. The factory off-road equipment gives this Sierra the stance and capability buyers want without sacrificing the comfort and technology expected from a premium GMC truck. FEATURES AND HIGHLIGHTS MAY INCLUDE * 6.2L EcoTec3 V8 * Approximately 420 Horsepower * Approximately 460 lb-ft of Torque * 10-Speed Automatic Transmission * 4WD / 4X4 * AT4 Off-Road Package * Factory 2-Inch Suspension Lift * Off-Road Suspension * Rancho Monotube Shocks * Hill Descent Control * Two-Speed Transfer Case * Automatic Locking Rear Differential * Crew Cab Configuration * MultiPro Tailgate * Integrated Trailer Brake Controller * Tow/Haul Capability * Leather-Appointed Seating * Heated and Ventilated Front Seats * Heated Steering Wheel * Touchscreen Infotainment * Apple CarPlay and Android Auto Compatibility * Bose Premium Audio * Rearview Camera * Available Surround Vision * Available Advanced Driver Assistance Technology Equipment and features should be verified with the dealership. WHY BUY A SIERRA 1500 AT4? The Sierra AT4 is for truck buyers who don't want to choose between capability and comfort. You get a true full-size pickup with 4X4 capability and off-road-focused hardware combined with premium interior appointments and aggressive GMC styling. Add the 6.2L V8 and this becomes an especially desirable configuration for buyers who prioritize horsepower, torque, towing performance, and traditional V8 power. COMPARING FULL-SIZE 4X4 TRUCKS? If you're shopping a Chevrolet Silverado 1500 LT Trail Boss, Ford F-150 FX4, Ram 1500 Rebel, Toyota Tundra TRD Off-Road, Nissan Titan PRO-4X, or another GMC Sierra AT4, put this truck on your comparison list. INSPECTED AND SERVICED This vehicle has been inspected and serviced by Paretti Mazda of Covington before being offered for sale. WHY BUY FROM PARETTI MAZDA OF COVINGTON? Paretti has been serving Louisiana drivers for generations, building its reputation around professional service, quality vehicles, and long-term customer relationships. * Highly Rated by Our Customers * Established Louisiana Family-Owned Dealer Group * Thoroughly Inspected and Serviced Pre-Owned Inventory * Professional Service and Reconditioning * Competitive Financing Options Available * Dealer Network Trade Appraisal System * Trade-Ins Welcome * Convenient Northshore Location * Serving Covington, Mandeville, Madisonville, Abita Springs, Slidell, Hammond, Metairie, New Orleans, Baton Rouge and surrounding Louisiana communities SHOPPING FOR A USED GMC SIERRA AT4 IN LOUISIANA? If you're searching for a used GMC Sierra 1500 AT4, 6.2L V8 truck, Sierra Crew Cab 4X4, lifted GMC truck, off-road pickup, full-size V8 truck, or premium used truck near Covington and the New Orleans Northshore, this Sierra deserves serious consideration. Contact Paretti Mazda of Covington today to
2020 GMC SIERRA 1500 AT4 6.2L V8 4X4 CREW CAB PREMIUM OFF-ROAD TRUCK Searching for a used GMC Sierra AT4 in Covington, Mandeville, Madisonville, Slidell, Hammond, Metairie, New Orleans, Baton Rouge, or anywhere across Southeast Louisiana? This 2020 GMC Sierra 1500 AT4 at Paretti Mazda of Covington combines serious V8 performance, premium comfort, aggressive AT4 styling, and legitimate 4X4 capability in one highly desirable full-size truck. 6.2L V8 POWER THE ENGINE TRUCK BUYERS WANT This Sierra AT4 is powered by GM's available 6.2L EcoTec3 V8, delivering approximately 420 horsepower and 460 lb-ft of torque. Paired with a 10-speed automatic transmission, this powertrain delivers the strong acceleration, passing power, towing capability, and unmistakable V8 performance serious truck buyers appreciate. AT4 BUILT FOR MORE THAN THE HIGHWAY AT4 is GMC's premium off-road-focused trim, combining rugged capability with upscale appointments. The factory off-road equipment gives this Sierra the stance and capability buyers want without sacrificing the comfort and technology expected from a premium GMC truck. FEATURES AND HIGHLIGHTS MAY INCLUDE * 6.2L EcoTec3 V8 * Approximately 420 Horsepower * Approximately 460 lb-ft of Torque * 10-Speed Automatic Transmission * 4WD / 4X4 * AT4 Off-Road Package * Factory 2-Inch Suspension Lift * Off-Road Suspension * Rancho Monotube Shocks * Hill Descent Control * Two-Speed Transfer Case * Automatic Locking Rear Differential * Crew Cab Configuration * MultiPro Tailgate * Integrated Trailer Brake Controller * Tow/Haul Capability * Leather-Appointed Seating * Heated and Ventilated Front Seats * Heated Steering Wheel * Touchscreen Infotainment * Apple CarPlay and Android Auto Compatibility * Bose Premium Audio * Rearview Camera * Available Surround Vision * Available Advanced Driver Assistance Technology Equipment and features should be verified with the dealership. WHY BUY A SIERRA 1500 AT4? The Sierra AT4 is for truck buyers who don't want to choose between capability and comfort. You get a true full-size pickup with 4X4 capability and off-road-focused hardware combined with premium interior appointments and aggressive GMC styling. Add the 6.2L V8 and this becomes an especially desirable configuration for buyers who prioritize horsepower, torque, towing performance, and traditional V8 power. COMPARING FULL-SIZE 4X4 TRUCKS? If you're shopping a Chevrolet Silverado 1500 LT Trail Boss, Ford F-150 FX4, Ram 1500 Rebel, Toyota Tundra TRD Off-Road, Nissan Titan PRO-4X, or another GMC Sierra AT4, put this truck on your comparison list. INSPECTED AND SERVICED This vehicle has been inspected and serviced by Paretti Mazda of Covington before being offered for sale. WHY BUY FROM PARETTI MAZDA OF COVINGTON? Paretti has been serving Louisiana drivers for generations, building its reputation around professional service, quality vehicles, and long-term customer relationships. * Highly Rated by Our Customers * Established Louisiana Family-Owned Dealer Group * Thoroughly Inspected and Serviced Pre-Owned Inventory * Professional Service and Reconditioning * Competitive Financing Options Available * Dealer Network Trade Appraisal System * Trade-Ins Welcome * Convenient Northshore Location * Serving Covington, Mandeville, Madisonville, Abita Springs, Slidell, Hammond, Metairie, New Orleans, Baton Rouge and surrounding Louisiana communities SHOPPING FOR A USED GMC SIERRA AT4 IN LOUISIANA? If you're searching for a used GMC Sierra 1500 AT4, 6.2L V8 truck, Sierra Crew Cab 4X4, lifted GMC truck, off-road pickup, full-size V8 truck, or premium used truck near Covington and the New Orleans Northshore, this Sierra deserves serious consideration. Contact Paretti Mazda of Covington today to
Fair Price vs local market
The deal score uses 6 approved listings with the same year, make, model, and trim with the closest reported mileage within 150 miles. Nationwide pricing is shown for broader context.
Fair Price
$1.6K below local median
This unit
$37,666
Local median
$39,276
6 within 150 miles
Nationwide median
$39,616
8 comparable units
Price history
Down $487
Dealer price movement2 recorded prices
This unitLocal middle 50%
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Estimated payment
$33,666 financed
Estimate only. Excludes taxes, title, registration, dealer fees, add-ons, insurance, and lender requirements. RidesMarket is not a lender.
Truck Specifications
Engine
EcoTec3 6.2L V8
Transmission
10-Speed Automatic
Drivetrain
4WD
Fuel
Gasoline Fuel
Exterior
White
Interior
Jet Black With Kalahari Accents
Doors
4
Body Style
Truck
Show 2 More Specifications
MPG City
15
Features & Equipment
Equipment is supplied by the dealer. Confirm installed options on the dealer listing or window sticker.
Safety and driver assistance
Backup Camera
Comfort and convenience
Automatic Climate Control
Heated Seats
Keyless Entry
Memory Seats
Power Seats
Technology and audio
Android Auto
Apple CarPlay
Premium Audio
Wireless Phone Charging
Capability and utility
Compare Other Years & Trims
Live GMC Sierra 1500 units from approved dealer inventory.