Diagnostic Aids

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.

This DTC may be stored as a history DTC without affecting the operation of the user interface control.
If stored only as a history DTC and not retrieved as a current DTC, do not replace the user interface control.
If this DTC is retrieved as both a current and history DTC, replace the user interface control.
DTC B2A8E may be caused by a stuck or sticking switch.