× 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
rough idle; detonation after valve job
Posted to Technical Discussion Forum on 2/29/2008 8 Replies

Customer drove vehicle overheating, failed block test. Engine was running normal, no check engine light coming on. Replaced head gaskets/valve job. Engine started but with a real rough idle, very low rpm (400-600), pinging real bad. Runs great off idle at a st... Login to read more.

8 Replies Received (View Replies)

 

car Vehicle Data

2000 Chevrolet Venture 3.4L

Engine3.4 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2000 Chevrolet Venture 3.4L

Engine3.4 L
Trans4-speed Automatic (Electronic)