Conditions for Setting the DTC
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
B0208 01
The voltage at the HVAC control module control circuit to the auxiliary blower motor control module is always high.
B0208 06
The voltage at the HVAC control module control circuit to the auxiliary blower motor control module is always low or fluctuating.