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GMC Yukon XL 2500 MPG

34 GMC Yukon XL 2500s have provided 396 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC Yukon XL 2500s currently participating in our fuel tracking program.

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Tips

Don't Use Neutral!!

Most people don't know this but many modern cars actually sh... ...

by lovemysantafe

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