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GMC Sierra 2500 HD MPG

1,111 GMC Sierra 2500 HDs have provided 24.3 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.

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Tips

I use cruise control even at lower speeds

Setting the cruise control on my Cruze 2016 saves fuel by re... ...

by bh33415

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