2025 GMC Sierra 3500HD MPG & Gas Mileage Data

Change vehicle
1 of 562
55%
City
45%
Highway

Cost to Drive

Not EPA Tested
Sierra 3500HD Denali
vs
$230/mo
Avg. Truck

Est. Combined City/Hwy

Not Available
N/A City
N/A Highway

Tailpipe Emissions

Not Available
Sierra 3500HD Denali
vs
7.5 tons
Avg. Large Truck
Yearly estimate based on your driving miles.
Learn more about 2025 GMC Sierra 3500HD
See all for sale
Build Your 2025 Sierra 2500HD
At a Glance:
  • 2 Trims
  • $46,300starting MSRP
Build & Price GMC.com
*The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.
Try this quiz!

Is an EV right for me?

Do you need to tow or haul heavy items often?

View cost to drive and MPG data for a different vehicle

Go

People who viewed this also viewed

Chevrolet Silverado 3500HD
(1)
Starting at$46,500
GMC Sierra 2500HD
Starting at$46,300
GMC Sierra 1500
(7)
Starting at$38,300

Related 2025 GMC Sierra 3500HD info

Shop used vehicles in your area

Popular new car reviews and ratings

Other models to consider

Research Similar Vehicles

Latest Updates On New Cars

Other models

Back to Top

Join Edmunds

Receive pricing updates, shopping tips & more!

Back to Top