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GMC C15/C1500 Pickup MPG

8 GMC C15/C1500 Pickups have provided 11 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC C15/C1500 Pickups currently participating in our fuel tracking program.

Tips

Tweak the Cruise

A 1-2mph change in cruise control setting can make a 200-400... ...

by captain777

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