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Circuit/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 Body Control Module performs various internal fault detection test to determine if a software or hardware concern exists within the power sounder. No external circuits are involved.

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