2021 GMC Sierra 3500HD Denali
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$68,796
Used
On the market 35 days
Bill Smith Buick GMC
1940 2nd Ave Nw, Cullman, AL
Stock #70516A
CarBuyingTips does not sell cars. Listings come from dealer inventory feeds and prices change often — always confirm with the seller.
Specifications
- Year
- 2021
- Make
- GMC
- Model
- Sierra 3500HD
- Trim
- Denali
- Body style
- Truck
- Mileage
- 37,566 mi
- Engine
- 6.6L 8-cylinder
- Horsepower
- 401 hp
- Torque
- 464 lb-ft
- Cylinders
- 8
- Transmission
- Automatic
- Drivetrain
- 4WD
- Fuel
- Diesel
- Doors
- 4
- Seats
- 5
- Exterior color
- White
- Interior color
- Black
- MSRP
- $66,300
- VIN
- 1GT49WEY8MF148957
Price history
| Date | Listed price |
|---|---|
| Aug 24, 2026 | $68,796 ↑ |
| Aug 14, 2026 | $67,997 ↓ |
| Aug 2, 2026 | $68,796 ↑ |
| Aug 2, 2026 | $67,997 |
Before you buy this GMC
- Get the VIN checked before you go. A clean history report is the cheapest insurance you can buy. Vehicle history reports
- Arrange your own financing first so the finance office has to beat a rate, not set one. Car loan guide
- Know the 10 dealer scams that happen after you agree on price. Top 10 dealer scams
- Never discuss a trade-in until the purchase price is locked. Trade-in tips