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2004 Chevrolet Avalanche 1500 5.3L Excessive Emissions, No Start, Misfire
Posted to GM Driveability on 3/8/2010 13 Replies

This vehicle was sent to me by a transmission shop that we work with quite a bit. It was brought to them for a random misfire concern which grew bad enough while with them that it wouldn't stay running. Scanned P0300 dtc. Pulled spark plugs and found them soak...

13 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Avalanche 1500

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Avalanche 1500

VIN 3GNEK12T14
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Returnless/single-line
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, No Start, Misfire
OccursAlways, Worse When Cold

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Avalanche 1500

VIN 3GNEK12T14
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Returnless/single-line
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, No Start, Misfire
OccursAlways, Worse When Cold

Trouble Codes

P0300Multiple Misfire Detected