× 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: ECM no communication, what am I missing?
Posted to Technical Discussion Forum on 4/27/2014 3 Replies

We just had a 6 speed Avalanche with the plug at the TCM (inside the transmission) disconnected. No communication at PCM or TCM when the TCM was off line. Maybe some wire issues under the truck? Login to read more.

3 Replies Received (View Replies)