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2004 GMC Safari 4.3L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 5/1/2011 13 Replies

Hi all we are working on a 2004GMC Safari and we have tried everything and this sucker will not stop misfiring.... Valve job, tune up, changed injectors, changed distributor, no matter what we do, same result, misfire. Any help would be greatly appreciated. Th...

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  Related Documents & Media  2004 GMC Safari

 
Message Closed

car Vehicle Data

2004 GMC Safari

VIN 1GKEL19X34
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0302Cylinder 2 Misfire Detected
P0305Cylinder 5 Misfire Detected
Message Closed

car Vehicle Data

2004 GMC Safari

VIN 1GKEL19X34
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
P0302Cylinder 2 Misfire Detected
P0305Cylinder 5 Misfire Detected