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GMC 100 MPG

3 GMC 100s have provided 2 thousand miles of real world fuel economy & MPG data.
Click here to view only the GMC 100s with MPG currently participating in our fuel tracking program.

GMC 100s For Sale Nearby

  • 1955
  • 5.4 Avg MPG
  • 3 Vehicles
  • 23 Fuel-ups
  • 1,639 Miles Tracked

Tips

Best MPG is affected more by vehicle speed than engine speed.

In response to the tip that there is a "best MPG engine RPM ... ...

by jldude

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