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GMC Sierra 3500 MPG

35 GMC Sierra 3500s have provided 427 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.

GMC Sierra 3500s For Sale Nearby

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Tips

Skip the Drive Thru

I never use the drive thru at fast food. When I go during th... ...

by valleymd

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