Scan Tool Output Controls
WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
Scan Tool Output Controls
| Scan Tool Output Control | Additional Menu Selection(s) | Description |
|---|---|---|
| Horn Output | Output Control | The horn may be activated momentarily using the scan tool. When commanded the body control module (BCM) will ground the horn relay control circuit energizing the horn relay causing the horn to sound. |