System Description
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
The horn system consists of the following components:
- 15A circuit fuse
- Underhood fuse block (contains a non-serviceable PCB Horn relay)
- Horn switch
- Horn
- Body control module (BCM)
| Callout | Component Name |
|---|---|
| S33 | S33 Horn Switch |
| K9 | K9 Body Control Module |
| X50A | X50A Fuse Block - Underhood |
| P12 | P12 Horn |
| K84 | K84 Keyless Entry Control Module |