Deactivating the Alarm
WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
In the alarm mode, the following conditions are true:
- The horns sound intermittently.
- The headlights and the parklamps are flashing.
In order to deactivate a system in the alarm mode, perform one of the following procedures:
- Use the key in order to unlock one of the doors.
- Press the door unlock button on the key fob.
- If the vehicle control module (VCM)/powertrain control module (PCM) receives a valid Passlock® ignition key rotation.