Get this error message that says there is a RH mirror turn signal problem- problem is there isn't a problem with the turn signal light(led) in the mirror ,it works as good as the left one. Got a code B120B code in the DCM_FR front right door control module

FIX posted 8/22/2023

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