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Gvllvgher's Profile

Real Name: Justin Gallagher
Joined: April 2017

In the Garage

  • My Grand Prix

    2003 Pontiac Grand Prix SE 3.1L V6 GAS Automatic 4 Speed
    Added Apr 2017 • 7 Fuel-ups

    Property of Gvllvgher

  • 21.4 Avg MPG Best In Garage


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Add air to tires during low humidity weather

The more water vapor in your tires, the more variation there... ...

by EngrPaul

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