New 2026 GMC Sierra 2500HD AT4X in St. Louis, MO

Thank you for choosing Dave Sinclair Buick GMC This 2026 GMC Sierra 2500HD AT4X, has a Onyx Black exterior and a Obsidian Rush interior. Please call us at (314) 272-4060 and reference stock number T261974 for further details. WHY THIS VEHICLE?

Safety and Security

• The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision.
• The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will automatically take preventative steps to avoid hitting the pedestrian.
• The vehicle is equipped with a camera that displays an image of the area behind the vehicle on an interior display.

Technology and Telematics

• Apple CarPlay/Android Auto smart device wireless mirroring
• Mobile devices can wirelessly connect to the internet through the vehicle’s private mobile network.

• ADAPTIVE CRUISE CONTROL
• Air conditioning dual-zone automatic climate control
• Air filter heavy-duty
• Air filtration monitoring
• Air vents rear
• Airbags dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner’s Manual for more information.)
• Alternator 170 amps (Requires (L8T) 6.6L V8 gas engine.)
• Assist handles front A-pillar mounted for driver and passenger rear B-pillar mounted
• Battery heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
• Bed Step Black integrated on forward portion of bed on driver and passenger side
• Bed View Camera camera in the CHMSL to show a view of the cargo bed display located in infotainment screen includes Two Trailer Camera Provisions
• Bedliner Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (SQE) (TCE) or (TCH) not available with any other Ship Thru code.)
• Brake lining wear indicator
• Brakes 4-wheel antilock 4-wheel disc with DURALIFE rotors
• Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety.)
• Bumper front body-color lower (Bumper color will be High Gloss Black.)
• Bumper rear body-color with bumper CornerSteps (Bumper color will be High Gloss Black.)
• Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)