Audio Control Module (ACM)
WARNING: This page is about a different car, the 2003 Ford Thunderbird. However, it is still accessible from the selected car via links, so may be relevant.
The ACM communicates on the SCP network. The ACM monitors the audio unit inputs. Based on these inputs, the ACM generates output signals to control the various audio system components which are designed to provided maximum listening pleasure. For additional information, refer to ENTERTAINMENT SYSTEM .