Check Engine Light
Ford Explorer Sport
Grand Am SE
Grand Prix GT

The check engine light is on constantlyhad the codes read shows that there is too much Air in the gas tank.any one experience this and what was the solution to fix this problem Grand Am 3.4 liter engi?

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Wiki User
January 07, 2007 2:26AM

Typically that means that the gas cap is either leaking or not completely on.