my mpg decrase about 7 or 8 miles what can be wrong

Asked by Jul 11, 2007 at 09:16 PM about the 2003 Chrysler Town & Country LXi

Question type: Maintenance & Repair

my mpg decrase about 7 or 8 miles what can be wrong

1 Answer

30,115

Could be a number of things. You should check you your air filter (a dirty air filter can reduce gas mileage by up to 20%) and also make sure your spark plugs are in good condition (it can reduce it by up to 12%).

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