1999 Pontiac Sunfire gt misfire on cylinder 1
30

Asked by Jonathan Aug 20, 2017 at 02:20 PM about the 1999 Pontiac Sunfire 2 Dr GT Convertible

Question type: Maintenance & Repair

I'm still having misfired problems on
cylinder 1 all the spark plugs are new put
new coil housing in new spark plug boots
new ignition coils tried dropping a new
injector in before all this didn't make a
difference what should I try next help me
please!

2 Answers
30

Jonathan answered 7 years ago

You don't think it could be the fuel pump or anything else? It runs really bad on start than once u get it going it's ok

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