2007 Chevrolet Cobalt miss fire cylinder 4

Tiny
DWJOHNSON87
  • MEMBER
  • 2007 CHEVROLET COBALT
  • 2.2L
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 99,000 MILES
Change plugs cleared codes ran car idiot light came on miss #4 swap coils around all cylinders reset again light came on retest miss fire cylinder 4. Added injector cleaner same results. Miss occurs after I start vehicle maybe 30 secs after I start vehicle, seems fine under a load.
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Tuesday, April 29th, 2014 AT 4:27 AM

1 Reply

Tiny
JACOBANDNICKOLAS
  • EXPERT
Have you checked compression in that cylinder?
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Tuesday, April 29th, 2014 AT 5:01 AM

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