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1999 Chevrolet Blazer 4.3L Misfire
Posted to GM Driveability on 11/4/2013 27 Replies

Customer was driving 35 mph and all at once truck began to miss. Pulled over and truck came to us on the wrecker. Missing on cylinder 1 and 2. Smells rich, we pulled plenum found no fuel leaks. Unplugged o2 sensors no change. Has fire on cylinder 1 and 2, plug...

27 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Blazer

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W9X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi spider
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W9X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi spider
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected