Click here to see important news regarding the aCar App

GMC Sierra 1500 HD MPG

35 GMC Sierra 1500 HDs have provided 688 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC Sierra 1500 HDs currently participating in our fuel tracking program.

GMC Sierra 1500 HDs For Sale Nearby

Recent Activity

from other GMC Sierra 1500 HD vehicles (View All)

Tips

Keep the car level

When you fill up at gas stations with a tilted surface, you ... ...

by wjf

Read more tips