DTC Descriptors
WARNING: This page is about a different car, the 2006 Buick LaCrosse and 2006 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 B0424 Temperature Control 2 Feedback Circuit Range/Performance
- DTC B3748 Air Flow Control 3 Feedback Circuit Range/Performance
- DTC B3749 Air Flow Control 7 Feedback Circuit Range/Performance