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2006 Chevrolet Impala LT 3.5L Misfire
Posted to GM Driveability on 8/3/2016 21 Replies

used car cam in from another shop,they replace plug,s/ po300 found cly 2/4/6 cly start to misfire under load / 60 psi fuel pressure cannot free rev over 3500 rpm, good spark, injector test ok, feels like going in to restricted power mode

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  Related Documents & Media  2006 Chevrolet Impala LT

 
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car Vehicle Data

2006 Chevrolet Impala LT

VIN 2G1WT58K96
Engine3.5 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / p300
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2006 Chevrolet Impala LT

VIN 2G1WT58K96
Engine3.5 L / 6 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / p300
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected