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GMC Sierra 2500 HD MPG

598 GMC Sierra 2500 HDs have provided 10.4 million miles of real world fuel economy & MPG data.
Click here to view all the GMC Sierra 2500 HDs currently participating in our fuel tracking program.

GMC Sierra 2500 HDs For Sale Nearby

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Tips

Check speedo against GPS

If you are tracking your mileage using the trip meter in you... ...

by bearmeister

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