× 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
Re: GM computer timing at idle
Posted to Technical Theory Forum on 12/6/2010

The map reading at idle is 18 inch and 20 at cruise Login to read more.