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2007 Chevrolet Cobalt SS 2.0L Poor Idle Quality, Hesitation, Surge, Misfire
Posted to GM Driveability on 9/2/2014 13 Replies

Car came from another shop who replaced spark plugs and air filter. All appears to be done correctly check mass air flow sensor found sings of water intrusion replaced although looked ok in data. Coolant temp ok. compression 160 in all holes. The 02 switches b...

13 Replies Received (View Replies)

  Related Documents & Media  2007 Chevrolet Cobalt SS

 
Message Closed w/FIX

car Vehicle Data

2007 Chevrolet Cobalt SS

VIN 1G1AP18P07
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Misfire
OccursAlways
Misc.Stock

Trouble Codes

P0300Multiple Misfire Detected
P1101ACM Crash Signal Received
Message Closed w/FIX

car Vehicle Data

2007 Chevrolet Cobalt SS

VIN 1G1AP18P07
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, Misfire
OccursAlways
Misc.Stock

Trouble Codes

P0300Multiple Misfire Detected
P1101ACM Crash Signal Received