2006 Chevrolet Impala LS 3.5L Misfire
car has intermittent miss on cyl 2, sometimes 5. Changed plugs,wires, coil pack, no change. pulled upper intake swapped injector to cyl 4, no change. checked ex backpressure with guage, no restriction. ran with o2 out also, still no change. fuel press good. wi...
FIX posted 12/4/2012
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Message Closed w/FIX
Vehicle Data2006 Chevrolet Impala LS
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2006 Chevrolet Impala LS
VIN | 2G1WB58K66 |
Engine | 3.5 L / 6 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | Intermittently |
Trouble Codes
P0300 | Multiple Misfire Detected |