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

Emergency Contact Button: Service and Repair

OnStar Button Assembly Replacement

OnStar Button Assembly Replacement

* The OnStar(R) button assembly is integrated into the rearview mirror assembly and cannot be serviced separately from the rear view mirror assembly.
* Should the OnStar(R) button assembly require servicing, the entire rearview mirror assembly will need to be replaced. Refer to Inside Rearview Mirror Replacement (Inside Rearview Mirror Replacement) .