Circuit/System Verification
WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition ON, observe the scan tool Mode Switch parameter while cycling the lane departure warning switch. The parameter should change between Active and Inactive.
- Observe the scan tool Mode LED parameter while pressing the lane departure warning switch. The parameter should change between On and Off.