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International Automotive Technicians Network
Re: 2010 GMC Savana 3500
Posted to Technical Discussion Forum on 2/20/2016

Nothing on this van has been done right. That's what I'm trying to figure out. Late yesterday I found out the F terminal feed back to the ECM was dropping out intermittently. It looks like the harness pin is bad. I'll get back to it Monday. Login to read more.