DTC Descriptors
WARNING: This page is about a different car, the 2005 Buick LaCrosse and 2005 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
This diagnostic procedure supports the following DTCs:
- DTC B0414 Air Flow Control 3 Circuit
- DTC B0424 Air Flow Control 7 Circuit
- DTC B3748 Temperature Control 1 Circuit
- DTC B3749 Temperature Control 2 Circuit