Key in Ignition Warning
WARNING: This page is about a different car, the 2003 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
The BCM monitors the signal circuit of the ignition switch. The BCM activates the key-in-ignition audible warning. The key-in-ignition warning sounds when the following occurs:
- The ignition switch is OFF.
- The BCM determines that the driver door is open and the signal circuit is low.
- The BCM determines that the key-in-ignition switch is closed and the signal circuit is low.