2003 2500 mpg

Asked by Aug 22, 2010 at 11:12 PM about the 2003 GMC Sierra 2500HD 4 Dr STD 4WD Extended Cab SB HD

Question type: Car Customization

i am get around 13 mpg on my truck any ideas on how to make this better????????????

1 Answer

sorry no,that is about right for your truck.not a good truck for a dayly driver,a great work truck,which it is really built for.

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