2020-2021 GMC Sierra 3500HD Diesel Regular Cab
One-Ton Truck
The Basics
Under the hood
The number of rabbits represents 0-60 mph acceleration time v. all vehicles.
Safety

The good stuff
All equipment
Available trims (12)
SLE
237,241,59,62,88,151SLE
SLE
132,176,238,135,207SLE
SLE
SLE
132,176,238,135,207Available packages (22)
REMOTE START PACKAGE
Remote Start rear-window defoggerREMOTE START PACKAGE
Remote Start rear-window defoggerREMOTE START PACKAGE
Remote Start rear-window defoggerGOOSENECK / 5TH WHEEL PACKAGE
Gooseneck / 5th Wheel Prep Package. Includes Trailer brake controller spray-on bed liner.GOOSENECK / 5TH WHEEL PACKAGE
Gooseneck / 5th Wheel Prep Package. Includes Trailer brake controller spray-on bed liner.CONVENIENCE PACKAGE
Remote Keyless Entry tinted glass rear-window defogger outside power-adjustable vertical trailering with heated upper glass mirrors cruise control power windows express up/down driver power windows express down passenger and power door locksAMBULANCE / FIRE / RESCUE PACKAGE
wide track rear axle Duramax 6.6L Turbo Diesel V8 engine DPF diesel particulate filter manual regeneration and engine block heaterSLE CONVENIENCE PACKAGE
dual climate control 10-way power driver seat including power lumbar heated driver and passenger seats heated steering wheel manual tilt/telescoping steering column rear-window defogger Keyless Open and Start Steering column lock Remote Start content theft alarm and fog lightsSLE CONVENIENCE PACKAGE
dual climate control 10- way power driver seat including power lumbar heated driver and passenger seats heated steering wheel manual tilt/telescoping steering column rear-window defogger Keyless Open and Start Steering column lock Remote Start content theft alarm 2 charge-only USB ports for second row EZ Lift power lock and release tailgate cargo bed LED lighting rear auxiliary 12-volt power outlet and fog lights; Single rear wheel models also include Roof Marker Lamps and rear wheelhouse linersSLE CONVENIENCE PACKAGE
dual climate control 10- way power driver seat including power lumbar heated driver and passenger seats heated steering wheel manual tilt/telescoping steering column rear-window defogger Keyless Open and Start Steering column lock Remote Start content theft alarm 2 charge-only USB ports for second row EZ Lift power lock and release tailgate cargo bed LED lighting rear auxiliary 12-volt power outlet and fog lights; Single rear wheel models also include Roof Marker Lamps and rear wheelhouse linersLPO, GMC PROTECTION PACKAGE
all-weather floor liner LPO and front and rear Black molded splash guards LPODRIVER ALERT PACKAGE II
Forward Collision Alert Lane Departure Warning Automatic Emergency Braking IntelliBeam headlamps and Following Distance IndicatorPREFERRED PACKAGE
120-volt power outlet 120-volt bed-mounted power outlet 8" diagonal Premium GMC Infotainment System SiriusXM with 360L HD Rear Vision Camera USB Ports Hitch Guidance with Hitch View In-vehicle Trailering App and HD Radio Crew Cab models include Cloth Rear Seat Storage Package.)LPO, ASSIST STEP AND FLOOR LINER PACKAGE
All-weather floor liner LPO and choice of assist step 6" Black rectangular tubular assist step LPO 4" Black round tubular assist step LPO 6" Chrome rectangular tubular assist step LPO or 4" Chrome round tubular assist step LPO1SA DRIVER ALERT PACKAGE I
(UD5) Front and Rear Park Assist (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting.1SA DRIVER ALERT PACKAGE I
(UD5) Front and Rear Park Assist (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting.DRIVER ALERT PACKAGE I
(UD5) Front and Rear Park Assist (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting.DRIVER ALERT PACKAGE I
(UD5) Front and Rear Park Assist (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert (Includes Perimeter Lighting.SNOW PLOW PREP PACKAGE
220-amp alternator includes increased front GAWR on Heavy Duty models skid plates pass through dash grommet hole and roof emergency light provisions.FLEET COMFORT PACKAGE
10-way power driver seat including power lumbar heated driver and passenger seats manual tilt/telescoping steering column rear-window defogger power lock and release tailgate with lift assist 120-volt power outlet 120-volt bed-mounted power outlet and dual climate controlX31 OFF-ROAD PACKAGE
Hill Descent Control skid plates Off-Road suspension Twin-tube Rancho shocks and X31 hard badgeFLEET CONVENIENCE PACKAGE
Remote Keyless Entry cruise control and outside power-adjustable vertical trailering with heated upper glass mirrors power windows express up/down driver power windows express down passenger and power door locks.Available drive chains
Four Wheel Drive Rear Wheel DriveAvailable engines
8 Cylinder EngineAvailable transmissions
automaticAvailable colors
Exterior
Interior
The Basics
Under the hood
The number of rabbits represents 0-60 mph acceleration time v. all vehicles.
Safety
