Paint 1 of 8
2020 GMC Sierra 3500 HD SLE
Truck (Regular Cab) · 401 hp
Sticker from
$41,200Factory MSRP, base configuration
Market
Too few listings to publish a market price.
Own one? Yours has a number of its own.
Track what yours is worthA fresh estimate every month, in one short email. Not an offer to buy.Start tracking56 factory options, from $35 to $9,890.
Duramax 6.6L Turbo-Diesel V8 Engine$9,890
SLE Value Package$2,465
SLE Convenience Package$2,420
20" 6-Spoke Bright Machined Aluminum Wheels w/Bright Silver Accents$1,700
Preferred Package$1,360
Gooseneck/5th Wheel Package$1,090
Power Take-Off$995
Black 3" Round Off-Road Assist Steps$965
Assist Step and Floor Liner Package$895
Driver Alert Package I$890
Chromed 6" Rectangular Tubular Assist Steps$795
4" Round Black Tubular Assist Steps$750
6" Rectangular Chromed Tubular Assist Steps$750
4" Round Chromed Tubular Assist Steps$750
6" Rectangular Black Tubular Assist Steps$750
ProGrade Trailering System$710
Tri-fold Soft Tonneau Cover$700
Body Color Wheel Arch Moldings$685
Auxiliary Trailer Camera$595
Spray-On Bed Liner$545
Rear Camera Mirror$535
Outside Vertical Trailering Mirrors$530
Remote Start Package$525
Front Bucket Seats w/Center Console$510
GMC MultiPro Tailgate$445
Dual Alternators$380
GMC Protection Package$370
Gooseneck Hitch Package$295
Rear Under Seat Storage$265
Bed View Camera$250
Cloth Rear Seat w/Storage Package$225
Electric Rear-Window Defogger$225
All-Weather Floor Liner$210
High Idle Switch$200
Black Front and Rear Molded Splash Guards$180
Rubber Bed Mat$155
220 Amp Alternator$150
Polished Exhaust Tip$150
Underbody Shield$150
Auxiliary Battery$135
Engine Block Heater$100
Wheel Locks$75
Smoked Amber LED Roof Marker Lamps$55
Trailer Tire Pressure Monitor Sensors$50
Heavy Duty Front Spring Package$45
Trailering Wiring Provisions$35
Outside Heated Power-Adjustable Mirrors−$140
California Emissions Override—
California State Emissions Requirements—
Federal Emissions Override—
Federal Emissions Requirements—
Front License Plate Kit—
LT275/65R20 All-Terrain Blackwall Tires—
Northeast Emissions—
Rubberized-Vinyl Floor Covering—
State-Specific Emissions Override—
Which Sierra 3500 HD is right for you?
Five trims, $36,800 to $64,900. Tap one to open it.
Bar heights follow the price. The widest step is $12,400, from SLE to SLT.
The numbers.
14 configurations: rear-wheel or four-wheel drive, 6-speed automatic.
401hp6.6L eight-cylinder
464lb-ftTorque
RWD / 4WD6-speed shiftable automatic
3–6Seats
6,231–7,352 lbsCurb weight
10,750–14,000 lbsGVWR
14,300–20,000 lbsMax towing
4,316–7,442 lbsMax payload
100 standard items.
Four groups, sized by how much is in each.
- Rear head room
- Rear leg room
- Rear shoulder room
- Rear hip room
- Split-folding rear seatback
- folding with storage center armrest
- 4 one-touch power windows
- remote keyless power door locks
- Heated mirrors
- Front head room
- Front leg room
- Front shoulder room
- Front hip room
- cloth
- 40-20-40 split bench front seats
- 4-way manual driver seat adjustments
- 4-way manual passenger seat adjustment
- tilt-adjustable steering wheel
- Audio and cruise controls on steering wheel
- power steering
- rear view camera
- cruise control
- front and rear cupholders
- front door pockets
- front seatback storage
- leather steering wheel
- Single zone front air conditioning
- rear ventilation ducts
- Dual illuminating vanity mirrors
- electrochromatic inside rearview mirror
- turn signal in mirrors
- trip computer
- compass
- external temperature display
- tachometer
- clock
- front independent suspension
- Stabilizer bar stabilizer bar
- Transmission
- Drive type
- Rear locking differential
- Fuel type
- Range in miles (city/hwy)
- Fuel tank capacity
- Base engine size
- Cylinders
- Base engine type
- Horsepower
- Torque
- Valves
- Cam type
- Valve timing
- direct injection
- Length
- Overall width without mirrors
- Height
- Wheelbase
- Bed length
- Turning circle
- Ground clearance
- Curb weight
- Maximum towing capacity
- Maximum payload
- Gross weight
- Country of final assembly
- painted alloy wheels
- 18 in. wheels
- All terrain tires
- LT275/70R18 tires
- fullsize non-matching spare tire
- underbody mounted spare tire
- post-collision safety system
- dual front side-mounted airbags
- front and rear head airbags
- Passenger airbag occupant sensing deactivation
- stability control
- traction control
- child seat anchors
- Rear door child safety locks
- 4-wheel ABS
- Front and rear ventilated disc brakes
- tire pressure monitoring
- dusk sensing headlamps
- auto delay off headlamps
- LED headlamp
- daytime running lights
- Turn signal mirrors
- 2 front headrests
- Front height adjustable headrests
- 2 rear headrests
- Rear height adjustable headrests
- Front center 3-point belt
- Rear center 3-point belt
- engine immobilizer
- AM/FM stereo
- 6 total speakers
- Android Auto/Apple CarPlay
- USB connection
- USB with external media control
- speed sensitive volume control
2 interiors
- Jet Black
- Dark Walnut/Slate
Both cloth.
9 factory paints
- Pacific Blue Metallic
- Dark Sky Metallic
- Brownstone Metallic
- Quicksilver Metallic
- Cardinal Red
- Carbon Black Metallic
- Onyx Black
- Summit White
- Red Quartz Tintcoat
8 of the 9 are shown on the car at the top.
Safety and recalls
No recall campaigns on file.
Recalls are settled per car, not per model. Check the one you are buying.
NHTSA has not published ratings for the 2020 Sierra 3500 HD. A model year is often unrated for a year or more after it goes on sale.
NHTSA NCAP · checked Oct 2026
Factory coverage.
It runs from the first sale date, not the model year.
Basic
3 yr / 36,000 mi
Powertrain
5 yr / 60,000 mi
Rust
6 yr / 100,000 mi
Roadside
5 yr / 60,000 mi
Maintenance
1 yr
Sold2 yr4 yr6 yr
Sponsored · Insurance offers
What would this Sierra 3500 HD cost to insure?
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Other years of the Sierra 3500 HD SLE.
2021 Sierra 3500 HD SLE
$42,200$1,000 more8 colors · starting MSRP
2019 Sierra 3500 HD SLE
$46,500$5,300 more10 colors · starting MSRP
2022 Sierra 3500 HD SLE
$42,800$1,600 more8 colors · starting MSRPPictures show this year's car in another paint. Starting MSRP is before destination, taxes and dealer fees.