2020 GMC Sierra 2500HD Base Features & Specs

Starting MSRP

Engine TypeGas
Transmission6-speed shiftable automatic
Drive TypeFour wheel drive
Total Seating6
Basic Warranty3 yr./ 36000 mi.
Starting MSRP

automatic locking hubsyes
Transmission6-speed shiftable automatic
Drive typeFour wheel drive
Rear locking differentialyes
electronic hi-lo gear selectionyes
part time 4WDyes
Fuel & MPG
Starting MSRP

Range in miles (cty/hwy)0/0 mi.
Fuel tank capacity36.0 gal.
Fuel typeRegular unleaded
Starting MSRP

Torque464 lb-ft @ 4000 rpm
Base engine size6.6 l
Horsepower401 hp @ 5200 rpm
Turning circle49.5 ft.
direct injectionyes
Base engine typeGas
Valve timingVariable
Cam typeOverhead valves (ohv)
Starting MSRP

2 rear headrestsyes
4-wheel ABSyes
Rear door child safety locksyes
daytime running lightsyes
engine immobilizeryes
Rear center 3-point beltyes
child seat anchorsyes
dual front side-mounted airbagsyes
front and rear head airbagsyes
stability controlyes
Passenger airbag occupant sensing deactivationyes
Rear height adjustable headrestsyes
Front and rear ventilated disc brakesyes
2 front headrestsyes
dusk sensing headlampsyes
LED headlampyes
auto delay off headlampsyes
tire pressure monitoringyes
traction controlyes
Front center 3-point beltyes
Starting MSRP

GMC Protection Packageyes
X31 Off-Road Packageyes
Convenience Package w/Pickup Bed Deleteyes
Snow Plow Prep Packageyes
Convenience Packageyes
In-Car Entertainment
Starting MSRP

USB with external media controlyes
USB connectionyes
AM/FM stereoyes
speed sensitive volume controlyes
6 total speakersyes
Comfort & Convenience
Starting MSRP

tilt-adjustable steering wheelyes
Air conditioningyes
front cupholdersyes
power steeringyes
front and rear door pocketsyes
rear view camerayes
Power Feature
Starting MSRP

4 one-touch power windowsyes
Heated mirrorsyes
power door locksyes
Interior Options
Starting MSRP

OnStar and GMC Connected Services Capableyes
Rear Camera Mirroryes
Rubberized-Vinyl Floor Coveringyes
Cruise Controlyes
Rear Under Seat Storageyes
120-Volt Instrument Panel Power Outletyes
All-Weather Floor Lineryes
Starting MSRP

trip computeryes
Front Seats
Starting MSRP

Front head room43.0 in.
4 -way manual driver seat adjustmentsyes
Front shoulder room66.0 in.
40-20-40 split bench front seatsyes
Front leg room44.5 in.
4 -way manual passenger seat adjustmentyes
Front hip room61.2 in.
Rear Seats
Starting MSRP

Rear head room39.9 in.
Rear hip Room60.2 in.
Rear leg room35.2 in.
Rear shoulder room64.9 in.
rear ventilation ductsyes
Split-folding rear seatbackyes
Exterior Options
Starting MSRP

Smoked Amber LED Roof Marker Lampsyes
LED Cargo Area Lightingyes
Black Front and Rear Molded Splash Guardsyes
Spray-On Bed Lineryes
Polished Exhaust Tipyes
Black Assist Stepyes
Tri-Fold Hard Tonneau Coveryes
18" 8-spoke Silver Extended Painted Steel Wheelsyes
Tri-fold Soft Tonneau Coveryes
Deep-Tinted Glassyes
GMC MultiPro Tailgateyes
Rubber Bed Matyes
Outside Heated Power-Adjustable Mirrorsyes
Rear Wheelhouse Linersyes
LT275/70R18E All-Terrain Blackwall Tiresyes
4" Round Chromed Tubular Assist Stepsyes
Front License Plate Kityes
LT265/70R17E All-Terrain Blackwall Tiresyes
Outside Vertical Trailering Mirrorsyes
Electric Rear-Window Defoggeryes
17" Machined Aluminum Wheelsyes
Starting MSRP

Length240.5 in.
Maximum towing capacity14500 lbs.
Curb weight6736 lbs.
Gross weight10350 lbs.
Ground clearance10.2 in.
Height80.0 in.
Maximum payload3576 lbs.
Wheel base149.4 in.
Width81.9 in.
Starting MSRP

Exterior Colors
  • Cardinal Red
  • Summit White
  • Quicksilver Metallic
  • Pacific Blue Metallic
  • Dark Sky Metallic
  • White Frost Tricoat
  • Onyx Black
  • Brownstone Metallic
  • Carbon Black Metallic
Interior Colors
  • Jet Black, cloth
  • Jet Black, vinyl
Tires & Wheels
Starting MSRP

LT245/75R17 tiresyes
painted steel wheelsyes
fullsize matching spare tireyes
All season tiresyes
17 in. wheelsyes
underbody mounted spare tireyes
Starting MSRP

Stabilizer bar stabilizer baryes
front independent suspensionyes
Starting MSRP

Free Maintenance1 yr./ unlimited mi.
Basic3 yr./ 36000 mi.
Drivetrain5 yr./ 60000 mi.
Rust6 yr./ 100000 mi.
Roadside5 yr./ 60000 mi.