Click here to see important news regarding the aCar App

GMC Sierra 2500 HD MPG

1,454 GMC Sierra 2500 HDs have provided 34.8 million miles of real world fuel economy & MPG data.
Click here to view all the GMC Sierra 2500 HDs currently participating in our fuel tracking program.

GMC Sierra 2500 HDs For Sale Nearby

Recent Activity

from other GMC Sierra 2500 HD vehicles (View All)

Tips

Use Fuelly vs sticker MPG

Use the filters when researching a vehicle like the 2.7L Eco... ...

by hibob

Read more tips