× 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
2005 Chevrolet Express 2500 4.8L Misfire
Posted to GM Driveability on 7/10/2014 11 Replies

No. 6 misfire count is approx 70 on scanner. This is coil near plug set up. Have swapped coil, wire and plug with no. 8 and have also replaced injector with no change. done compression test on 8 and 6 . Both read 125psi. Have hooked up injector noid to harness...

11 Replies Received (View Replies)

  Related Documents & Media  2005 Chevrolet Express 2500

 
Message Closed

car Vehicle Data

2005 Chevrolet Express 2500

VIN 1GCGG25VX5
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected
Message Closed

car Vehicle Data

2005 Chevrolet Express 2500

VIN 1GCGG25VX5
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire
OccursAlways

Trouble Codes

P0300Multiple Misfire Detected