Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Communications Control Module: Service and Repair

AUDIO CONTROL MODULE (ACM)







Removal and Installation

NOTE:
- When installing a new navigation audio control module (ACM), remove the navigation DVD before sending the ACM to an authorized audio system repair facility.
- It is not necessary to remove the ACM to retrieve the part number.

1. NOTE: Module configuration is only required if a new ACM is being installed.

Upload the ACM configuration information to the scan tool. Refer to Information Bus (Module Configuration) to carry out programmable module installation (PMI). Programming and Relearning

2. Remove the instrument panel center finish panel.
3. Remove the 4 screws and the ACM.
- Disconnect the ACM electrical connectors and the antenna lead-in cable(s).

4. To install, reverse the removal procedure.
- Download the configuration information to the ACM.