Model InformationGMCSierra 35002WD Crew Cab 159' SLT

2020 GMC Sierra 3500 SLT

Original MSRP Range
$36,800 - $65,100
Available Style(s)
Truck
MPG
Unavailable
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2020 GMC Sierra 3500 SLT

What We Like

  • The available class-leading maximum trailering of 35,500 lbs
  • Improved handling, both laden and unladen
  • The 6-function MultiPro tailgate, which is available on all trim levels

What We Don't

  • The interior design lags behind those of competitors, especially in the base examples
  • A push toward the premium comes with higher prices

Ratings

Expert Rating

4.2/ 5

Specifications

  • Fuel Capacity
    36.0 gal
  • Engine Type
    6.6L Gas V8
  • Horsepower
    401 @ 5200 rpm
  • Torque (lb-ft)
    464 @ 4000 rpm
  • Tires
    LT275/70R18
  • Rim Size
    18 x 8 in.
  • Rims
    Aluminum
  • Spare Tire Type
    Full-Size Spare Tire
  • Front Headroom
    43.03 in.
  • Front Legroom
    44.53 in.
  • Locking Differential
    Locking Rear Differential
  • Max Towing Capacity
    16700.0 lbs.
  • Driven Wheels
    Information Unavailable
  • Curb Weight
    Information Unavailable
  • Max Gross Weight
    11000.0 lbs.
  • Wheelbase
    158.94 in.
  • Height
    80.87 in.
  • Seating Capacity
    6
  • Rear Headroom
    40.12 in.
  • Rear Legroom
    43.4 in.
Warranty

Original Warranty

Basic3 Years/36,000 Miles
Drivetrain5 Years/60,000 Miles HD Duramax Diesel
Corrosion3 Years/36,000 Miles
Rust-Through6 Years/100,000 Miles
Roadside Assistance5 Years/60,000 Miles HD Duramax Diesel
Maintenance1 Year/1 Visit

Safety Features & Equipment

Braking & Traction
  • 4-Wheel Anti-Lock Brakes
  • Tire Pressure Monitoring System
  • Traction Control
Passenger Restraint
  • Driver Air Bag
  • Passenger Air Bag
  • Rear Side Curtain Airbags
  • Side Air Bag
  • Side Head Air Bag
Road Visibility
  • Daytime Running Lights
  • Fog Lights
Accident Prevention
  • Bluetooth, Hands-Free
  • Parking assist
  • Rearview Camera
Security
  • Alarm System
  • Telematics
Packages
  • Snow Plow Prep Pkg
  • Snow Plow Prep Pkg
  • Heavy Duty Front Spring Pkg
  • Snow Plow Prep Pkg
  • Off-Road Pkg
  • Snow Plow Prep Pkg
  • Snow Plow Prep Pkg
  • Snow Plow Prep Pkg
  • Snow Plow Prep Pkg
  • Protection Pkg
  • Assist Steps & Floor Liner Pkg
  • Hitch Pkg
  • Hitch Pkg
  • Hitch Pkg
  • Premium Plus Pkg
  • Texas Edition Premium Plus Pkg
  • Premium Plus Pkg
  • Texas Edition Premium Plus Pkg
  • Convenience Pkg
  • Convenience Pkg
  • Driver Alert Pkg I
  • Driver Alert Pkg II
  • Preferred Pkg
  • Technology Pkg
  • Hitch Pkg
  • Payload
  • Suspension Pkg
  • Trailering Pkg
  • Cargo Convenience Pkg

GMC Dealerships Near You

Country Buick GMC of Leesburg

(8.23 miles away)
326 East Market Street, Leesburg, VA 20176
(571) 206-5597
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Koons GMC

(14.08 miles away)
2.6
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2000 Chain Bridge Road, Vienna, VA 22182
(571) 512-7276
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JOYCE KOONS GMC

(15.44 miles away)
4.6
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10660 Automotive Dr., Manassas, VA 20109
(571) 619-6359
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