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2002 Chevrolet Avalanche 1500 5.3L Misfire, MIL Lamp on
Posted to GM Driveability on 3/28/2013 10 Replies

this truck came in with a steady misfire cylinders 5 and 6 more pronounce cyl 6 we swaped the injector #3 to 5 and 4 to 6 no change installed a new coil,wire and spark plug took compression test 150 lbs on all cylinders the injector signal looks good also remo...

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  Related Documents & Media  2002 Chevrolet Avalanche 1500

 
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Avalanche 1500

VIN 3GNEC13T32
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways
Misc.Po306 Po 305

Trouble Codes

306misfire cylinder number 6
P00
P0305Cylinder 5 Misfire Detected
Message Closed w/FIX

car Vehicle Data

2002 Chevrolet Avalanche 1500

VIN 3GNEC13T32
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways
Misc.Po306 Po 305

Trouble Codes

306misfire cylinder number 6
P00
P0305Cylinder 5 Misfire Detected