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2005 Chevrolet Cobalt SS Question: p00300 code ( check engine light )

 

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cobalt ss, Plainfield, IL, February 16, 2010, 17:49
 Rookie

my car is reading p00300 code not sure it says misfire on cylinder. does anyone know i dont want to change all four coils if not the problem

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  • Answer #1

    Bret Bodas from RepairPal Test Shop, February 16, 2010, 18:16
     Master

    Many possibilities here, and if it doesn't point to one cylinder, here is some info: http://repairpal.com/OBD-II-Code-P0300

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