1999 Pontiac Grand Prix Q&A
1999 Pontiac Grand Prix Question: Misfire
i would check compression, check spark plug and wires, then you know the condition of your engine. post it here so we can help you further. - ebans777
...tp://www.w3.org/TR/REC-html40/loose.dtd"> The ignition coil housing may fail causing an engine misfire on one or more cylinders.
...light, but it has happened a half dozen times so far. My shop said the computer didn't show a misfire.
...p at the connection between the ignition coil tower and spark plug wire resulting in an engine misfire. The Ignition coil and spark plug wire should both be replaced to correct this condition.
I have noticed my car shaking noticeably when I am idling. What could the problem be?
when I'm driving up hill my cars RPM level off at leverl 3 and it jerks forward and backwords as it struggles to go uphill. It also seems like it will shut off when the RPM goes down to level 1 but...