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2009 Chevrolet Cobalt SS 2.0L Surge, Misfire
Posted to GM Driveability on 11/9/2016 5 Replies

Smoke tested intake, fuel trims near 0 before and after concern and it might add 2% during concern. Misfire only last a few seconds but will come and go during light throttle cruising or slight tip in acceleration. I am trying to find someone who has access to...

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  Related Documents & Media  2009 Chevrolet Cobalt SS

 
Message Closed w/FIX

car Vehicle Data

2009 Chevrolet Cobalt SS

VIN 1G1AP18X79
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / Direct injection
EmissionsOBD-II Compliant
SymptomsSurge, Misfire
OccursCruise, Intermittently

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2009 Chevrolet Cobalt SS

VIN 1G1AP18X79
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / Direct injection
EmissionsOBD-II Compliant
SymptomsSurge, Misfire
OccursCruise, Intermittently

Trouble Codes

P0300Multiple Misfire Detected
P0301Cylinder 1 Misfire Detected
P0302Cylinder 2 Misfire Detected
P0303Cylinder 3 Misfire Detected
P0304Cylinder 4 Misfire Detected