× 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
1991 Chevrolet C2500 Cheyenne 7.4L MIL Lamp on
Posted to GM Driveability on 9/16/2021 9 Replies

hello and thanks to all whom reply, I have pulled my hair on this one the truck was running great no issues other then exhaust leaks and fuel gauge not working, so i replaced the exhaust manifold gaskets and the fuel sending unit but after that the service...

9 Replies Received (View Replies)

  Related Documents & Media  1991 Chevrolet C2500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet C2500 Cheyenne

VIN 2GCGC29N3M
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / tbi
Emissionsfederal
SymptomsMIL Lamp On
OccursAlways
Message Closed w/FIX

car Vehicle Data

1991 Chevrolet C2500 Cheyenne

VIN 2GCGC29N3M
Engine7.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / tbi
Emissionsfederal
SymptomsMIL Lamp On
OccursAlways