× 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: A Sierra That Won't Cruise
Posted to Technical Discussion Forum on 11/11/2005 6 Replies

[...trimmed text...]

The cruise light is turned on by the IPC. It is commanded on by the PCM thru class 2 data communication. The PCM is alerted to cruise on by circuit 396 from the cruise mudule.

Are you looking at the... Login to read more.

6 Replies Received (View Replies)