× 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
2003 Chevrolet Silverado 1500 4.8L Misfire
Posted to GM Driveability on 10/11/2020 18 Replies

Hello Techs. I needs help with issue random misfiring, I was told by customer request to replace good low 90000 mileages engine into the truck, ever since engine been install never run right, constantly having issue ran into Random misfiring, especially st...

18 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Silverado 1500

 
Message Closed

car Vehicle Data

2003 Chevrolet Silverado 1500

VIN 2GCEC19V03
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, Idle

Trouble Codes

P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2003 Chevrolet Silverado 1500

VIN 2GCEC19V03
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / SEFI
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways, Idle

Trouble Codes

P0300Multiple Misfire Detected