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1 GMC T6500s have provided 2 thousand miles of real world fuel economy & MPG data.
Click here to view all the GMC T6500s currently participating in our fuel tracking program.

GMC T6500s For Sale Nearby

  • 2009
  • 8.8 Avg MPG
  • 1 Vehicle
  • 12 Fuel-ups
  • 2,198 Miles Tracked


Use manual shift mode on long trips

If you have a manual shift option on your automatic transmis... ...

by mexglx

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