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GMC C15 MPG

5 GMC C15s have provided 24 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC C15s currently participating in our fuel tracking program.

GMC C15s For Sale Nearby

  • 1978
  • 9.6 Avg MPG
  • 3 Vehicles
  • 50 Fuel-ups
  • 4,828 Miles Tracked
  • 1976
  • 16.5 Avg MPG
  • 1 Vehicle
  • 5 Fuel-ups
  • 817 Miles Tracked
  • 1975
  • 10.1 Avg MPG
  • 1 Vehicle
  • 123 Fuel-ups
  • 18,647 Miles Tracked

Tips

Shifting Automatic Transmissions manually

I saw two posts one by BenjaminWKI and another about using ... ...

by mexglx

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