P0301 Pontiac -

Question

my service engine soon light and trac off light are on. Replaced spark plugs, boots and added fuel injection cleaner to fuel. still misfiring. Could it be the ignition control module?

Answer 1

P0301 Misfire number 1 cylinder

Yes it would be Here is the ignition system , this vehicle has a misfire number 2 cylinder even with new sparkplugs and boot the misfire persist, the fix is to replace the ignition coil pack,which is one assembly