
2008 Chevrolet Impala LS 3.5L Misfire, Poor Fuel Economy
this vehicle came in with no check engine light just a surge at idle. I checked codes and found a stored p0300. I checked the scan tool data and found a cylinder 4 misfire on a graph. Spark plugs had a large gap and burned up. I checked the spark and cylinder ...
FIX posted 10/18/2013
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Message Closed
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VIN | 2G1WB58K08 |
Engine | 3.5 L / 6 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire, Poor Fuel Economy |
Occurs | Cold, Hot, Idle, Intermittently |
Misc. | Flex Fuel Vehicle |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |
Message Closed
Vehicle Data
2008 Chevrolet Impala LS
VIN | 2G1WB58K08 |
Engine | 3.5 L / 6 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Misfire, Poor Fuel Economy |
Occurs | Cold, Hot, Idle, Intermittently |
Misc. | Flex Fuel Vehicle |
Trouble Codes
P0300 | Multiple Misfire Detected |
P0304 | Cylinder 4 Misfire Detected |