the check engine light comes and goes.

1999 PONTIAC BONNEVILLE
175,000 MILES
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TINOCO01
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its running code P0300. There is a gas leak from in the gas line the fuel filter to the fuel pump. is it that? Only misfires when car is warmed up. I have changes the spark plug, plug wires, ignition coil, fuel filter, and alternator. Ignition module tested good.
Jan 6, 2012 at 2:25 AM
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