Circuit/System Verification
WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that DTC B0931 is not set.
- If the DTC is set, calibrate the electronic compass module. If the DTC resets, replace the electronic compass module.