× 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
Timing too advanced or retarded
Posted to Technical Discussion Forum on 4/11/2020 174 Replies

Okay so I have this very odd issue with this 5.7l. I was called into a shop because as soon as the rpm is raised the engine "breaks up". Anything above about 900 rpm and there are massive misfires and popping from the tail pipe. The shop got the vehicle from a... Login to read more.

Files Referenced:

thumbnail thumbnail

174 Replies Received (View Replies)

 

car Vehicle Data

1997 Chevrolet C2500 Cheyenne 5.7L

VIN 1GCGC29R5V
Engine5.7 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

1997 Chevrolet C2500 Cheyenne 5.7L

VIN 1GCGC29R5V
Engine5.7 L
Trans4-speed Automatic (Electronic)