Conditions for Running the DTC
WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
B2B00
- System voltage = 9 - 16 V
- BCM is awake and communicating
- HVAC system and blower motor are ON
B2B01
- System voltage = 9 - 16 V
- BCM is awake and communicating
- HVAC system is OFF