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GMC W5500 Forward MPG

4 GMC W5500 Forwards have provided 19 thousand miles of real world fuel economy & MPG data.
Click here to view only the GMC W5500 Forwards with MPG currently participating in our fuel tracking program.

GMC W5500 Forwards For Sale Nearby

Tips

To coast in neutral or not?

It has been suggested by some that the engine computer shuts... ...

by triangles

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