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International Automotive Technicians Network
1998 Chevrolet Blazer 4.3L Misfire
Posted to GM Driveability on 8/27/2001 4 Replies

Hi to all the wonder techs out there:

I've got this Blazer which drops cylinders during a long pull. Example would be 9% grade at least 1 km. long. Snapshot shows dropping 3 and 4, long and short trim at 128 and no fuel trim enable. In short max enrichment. P...

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  Related Documents & Media  1998 Chevrolet Blazer

 
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Blazer

VIN 1GKDT13W1W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / scmpfi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot, Under Load, on Accel

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Blazer

VIN 1GKDT13W1W
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / scmpfi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursHot, Under Load, on Accel

Trouble Codes

P0300Multiple Misfire Detected