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GMC Sierra 1500 HD MPG

31 GMC Sierra 1500 HDs have provided 602 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC Sierra 1500 HDs currently participating in our fuel tracking program.

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Tips

Find the sweet spot of needed throttle pressure.

When traveling around highway speeds note your throttle inpu... ...

by Lokis_Tyro

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