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GMC C4500 Topkick MPG

2 GMC C4500 Topkicks have provided 30 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC C4500 Topkicks currently participating in our fuel tracking program.

Tips

Recording your odometer reading

When I fuel up, I write my odometer reading right on the rec... ...

by wirenutt

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