Scan Tool Data Definitions
WARNING: This page is about a different car, the 2004 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.
- Panic Horn Relay
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The scan tool displays On or Off to indicate the current state of the horn relay as commanded by the body control module (BCM).
- Horn Switch
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The scan tool displays On or Off to indicate the current state of the horn switch.