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GMC Sierra 1500 MPG

1,419 GMC Sierra 1500s have provided 22.6 million miles of real world fuel economy & MPG data.
Click here to view all the GMC Sierra 1500s currently participating in our fuel tracking program.

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Tips

Braking means your too close

If you have to brake to avoid rear ending the car in front y... ...

by jlundbe

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