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Misfire

(2002 Pontiac Grand Am)
in Ruskin, FL on September 30, 2009
misfire; catalitic converter got hot; trac off light on? service engine soon light blinking.
checked: plugs replaced
catalic converter removed
no change
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Popular Answer
on September 30, 2009
You'll need to determine the cause of teh misfire. See this article for more information: http://repairpal.com/OBD-Code-P0300
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