Possible Causes

WARNING: This page is about a different car, the 2016 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

Possible Causes
HAZARD SWITCH SIGNAL CIRCUIT SHORTED TO GROUND
INTEGRATED CENTER STACK (ICS) MODULE (NON-MTC)
A/C HEATER MODULE (MTC)
BODY CONTROL MODULE (BCM)