Inherited this problem from a former co-worker who works for a local used car dealer. After replacing all 4 wheel modules, he wasn't able to get the TPMS light to go off. He called me to see if I could fix it. I checked the TPMS system and it had fault code C1...

FIX posted 2/11/2017

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