Circuit/System Testing
WARNING: This page is about a different car, the 2006 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
- With the scan tool, select instrument panel special functions Lamp Test. Command the instrument panel lamps ON. Verify ABS lamp illuminates.
- If the ABS lamp does not illuminate, replace the IPC.
- Replace the EBCM.