× 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: 14 sierra blower inop
Posted to Technical Discussion Forum on 2/18/2020 1 Reply

Have you load tested G218. Have you load tested pins 1 & 9 X2 at the HVAC control module? Does a scan tool and the display show speed change when going from low to high? Login to read more.

1 Replies Received (View Replies)