plugs look clean, boots are not dry rotted from heat dont see any sign of arching?
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2007 Chevrolet Cobalt Question: i have sudden misfire of 2006 cobalt 2.2 ecotec engine 1002000 miles car ran fin
Answer #1ChevyASE June 20, 2013, 07:51Journeyman
Any check engine light or codes stored? Does it miss all the time or just when cold, hot, under load? A little more info would be good for me to help. There have been coil issues and some injector issues. You will need a scanner (not just a code reader) for diag.