Click here to see important news regarding the aCar App

GMC Sierra 2500 HD MPG

1,003 GMC Sierra 2500 HDs have provided 21.4 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

Compare gas brands to mileage

By comparing your style of driving per tank to the brand of ... ...

by pegn

Read more tips