the compressor will not turn on due too relay not being grounded by pcm. I can groung e18 red wire at pcm and compressor will turn on. Scanner indicates no a/c command.I grounded blue wire at pressure switch and compressuor will run so I replaced thermal switc...

FIX posted 5/13/2014

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle