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2006 Chevrolet Avalanche 1500 Z66 5.3L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 11/1/2016 23 Replies

Thanks again guys. I know some have seen this problem on this engine so i need to see if i am overlooking something. This avalanche came in with complaint of mil light on @ running bad. Problem confirmed. Long story short cylinder #5 misfires at idle only. It ...

23 Replies Received (View Replies)

  Related Documents & Media  2006 Chevrolet Avalanche 1500 Z66

 
Message Closed w/Summary

car Vehicle Data

2006 Chevrolet Avalanche 1500 Z66

VIN 3GNEC12Z66
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2006 Chevrolet Avalanche 1500 Z66

VIN 3GNEC12Z66
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursIdle

Trouble Codes

P0300Multiple Misfire Detected