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2007 Pontiac G6 2.4L Cuts out, Misfire, MIL Lamp on, spark knocking
Posted to GM Driveability on 2/22/2010 9 Replies

customer came in because check engine light was on, scanned the pcm and found a misfire code and converter code. also complained that at highway speeds RPMs jump to 4 grand. only could get the car to act up doing 70 plus on highway. syptoms are hard accelerati...

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  Related Documents & Media  2007 Pontiac G6

 
Message Closed w/FIX

car Vehicle Data

2007 Pontiac G6

VIN 1G2ZG58B17
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsCuts Out, Misfire, MIL Lamp on, Spark Knocking
OccursUnder Load, on Accel, Intermittently
Misc.4 Door Sedan

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/FIX

car Vehicle Data

2007 Pontiac G6

VIN 1G2ZG58B17
Engine2.4 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsCuts Out, Misfire, MIL Lamp on, Spark Knocking
OccursUnder Load, on Accel, Intermittently
Misc.4 Door Sedan

Trouble Codes

P0301Cylinder 1 Misfire Detected
P0420Catalyst Efficiency Below Threshold (Bank 1)