× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1999 Chevrolet Blazer 4.3L Poor Idle Quality, Misfire
Posted to GM Driveability on 6/10/2006 15 Replies

THANKS IN ADVANCE FOR THE HELP. CUSTOMER BROUGHT CAR IN WITH CHECK ENGINE LIGHT ON AND RUNNING VERY ROUGH, WOULD NOT ACCELLERATE WELL OVER HALF THROTTLE. NOT VERY MUCH REPAIR HISTORY ON VEHICLE SO STARTED WITH REPLACING CAP, ROTOR, PLUGS, WIRES. FINISHED THAT ...

15 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet Blazer

 
Message Closed w/Summary

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNCP18W2X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursUnder Load, on Accel, Idle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

1999 Chevrolet Blazer

VIN 1GNCP18W2X
Engine4.3 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire
OccursUnder Load, on Accel, Idle

Trouble Codes

P0300Multiple Misfire Detected