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1999 Chevrolet Blazer 4.3L Misfire
Posted to GM Driveability on 1/21/2009 18 Replies

1999 Chevy Blazer Vin # [...][...] 4.3 A/T 4 wheel drive

Used engine installed. Completed 1/12/09. Car ran perfectly for 40 miles than developed a miss. Codes P0300 and P0302 present. Upon inspection with scanner major misfire occurring on cylinder 2 with cyl...

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Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W1X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNDT13W1X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursIntermittently

Trouble Codes

P0300Multiple Misfire Detected