Heated Leather Seats, Nav System, Moonroof, Heated Rear Seat, 4x4. AT4X trim, Onyx Black exterior and Obsidian Rush interior CLICK ME! KEY FEATURES INCLUDE Leather Seats, Sunroof, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Back-Up Camera, Running Boards, Premium Sound System, Satellite Radio, Onboard Communications System, Trailer Hitch, Aluminum Wheels, Remote Engine Start, Dual Zone A/C Privacy Glass, Keyless Entry, Steering Wheel Controls, Heated Mirrors, Electronic Stability Control. OPTION PACKAGES ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.), AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones (STD), TRANSMISSION, 10-SPEED AUTOMATIC. GMC AT4X with Onyx Black exterior and Obsidian Rush interior features a 8 Cylinder Engine with 470 HP at 2800 RPM*. Approx. Original Base Sticker Price: $99,000*. WHO WE ARE You save at Sterling Buick GMC. Pricing analysis performed on 8/17/2026. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.Read full dealer descriptionHide dealer description
Heated Leather Seats, Nav System, Moonroof, Heated Rear Seat, 4x4. AT4X trim, Onyx Black exterior and Obsidian Rush interior CLICK ME! KEY FEATURES INCLUDE Leather Seats, Sunroof, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Back-Up Camera, Running Boards, Premium Sound System, Satellite Radio, Onboard Communications System, Trailer Hitch, Aluminum Wheels, Remote Engine Start, Dual Zone A/C Privacy Glass, Keyless Entry, Steering Wheel Controls, Heated Mirrors, Electronic Stability Control. OPTION PACKAGES ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.), AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones (STD), TRANSMISSION, 10-SPEED AUTOMATIC. GMC AT4X with Onyx Black exterior and Obsidian Rush interior features a 8 Cylinder Engine with 470 HP at 2800 RPM*. Approx. Original Base Sticker Price: $99,000*. WHO WE ARE You save at Sterling Buick GMC. Pricing analysis performed on 8/17/2026. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.
Heated Leather Seats, Nav System, Moonroof, Heated Rear Seat, 4x4. AT4X trim, Onyx Black exterior and Obsidian Rush interior CLICK ME! KEY FEATURES INCLUDE Leather Seats, Sunroof, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat, Back-Up Camera, Running Boards, Premium Sound System, Satellite Radio, Onboard Communications System, Trailer Hitch, Aluminum Wheels, Remote Engine Start, Dual Zone A/C Privacy Glass, Keyless Entry, Steering Wheel Controls, Heated Mirrors, Electronic Stability Control. OPTION PACKAGES ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.), AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones (STD), TRANSMISSION, 10-SPEED AUTOMATIC. GMC AT4X with Onyx Black exterior and Obsidian Rush interior features a 8 Cylinder Engine with 470 HP at 2800 RPM*. Approx. Original Base Sticker Price: $99,000*. WHO WE ARE You save at Sterling Buick GMC. Pricing analysis performed on 8/17/2026. Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.
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$89,009
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Down $10.5K
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$80,009 financed
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Truck Specifications
Engine
6.6L Duramax Turbo-Diesel V8 engine
Transmission
Automatic
Drivetrain
Four Wheel Drive
Fuel
Diesel Fuel
Exterior
Black
Interior
Obsidian Rush, Full Grain Leather seat trim
Doors
4
Body Style
Truck
Features & Equipment
Equipment is supplied by the dealer. Confirm installed options on the dealer listing or window sticker.
Safety and driver assistance
Adaptive Cruise Control
Backup Camera
Lane Departure Warning
Parking Sensors / Assist
Side-Impact Air Bags
Comfort and convenience
Automatic Climate Control
Leather Seats
Power Seats
Remote Start
Sunroof / Moonroof
Technology and audio
Android Auto
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