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)
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Programming and Relearning
COMMUNICATION INTERFACE MODULE PROGRAMMING AND SETUPEach of the following service procedures require programming or setup procedures to be performed on the communication interface module.
Communication Interface Module Replacement If the OnStar(R) communication interface module is replaced, the setup procedure needs to be performed. Please refer to OnStar Reconfiguration.
Programming and Relearning