2009 Pontiac G3 1.6L Misfire
We have gone round and round on this ecotec. Has a new coil pack and the scope current ramp looks good on all four cylinders. Has new injectors and the scope pattern looks good on all four. Has new plugs and we replaced them with again with NGK this time b...
FIX posted 4/12/2023
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Vehicle Data2009 Pontiac G3
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2009 Pontiac G3
VIN | KL2TD66E59 |
Engine | 1.6 L / 4 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Intermittently |
Trouble Codes
P0303 | Cylinder 3 Misfire Detected |