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GMC Sierra 3500 HD MPG

162 GMC Sierra 3500 HDs have provided 3.2 million miles of real world fuel economy & MPG data.
Click here to view all the GMC Sierra 3500 HDs currently participating in our fuel tracking program.

GMC Sierra 3500 HDs For Sale Nearby

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Pulse and Glide

If your car has an manual tranny OR, as in my case, you have... ...

by unicycle

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