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GMC Sierra 3500 MPG

41 GMC Sierra 3500s have provided 593 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC Sierra 3500s currently participating in our fuel tracking program.

Recent Activity

from other GMC Sierra 3500 vehicles (View All)


save gas

bum rides off of friends as much as possible to save gas

by NathanIreland

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