Operation CHARM: Car repair manuals for everyone.
Home >> Hummer >> 2005 >> H2 V8-6.0L >> Repair and Diagnosis >> Accessories and Optional Equipment >> Cellular Phone >> Service and Repair
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

Cellular Phone: Service and Repair



ONSTAR BUTTON ASSEMBLY REPLACEMENT

REMOVAL PROCEDURE
1. Loosen and move rearward center console for access to center trim panel. Refer to Console Replacement in Instrument Panel, Gages and Console.




2. Remove screws that hold communication interface module to instrument panel.




3. Remove screws that hold three button face plate from communication interface module.
4. Disconnect electrical connector to three button faceplate.

INSTALLATION PROCEDURE
1. Install electrical connector from three button faceplate to communication interface module.




2. Tighten screws that hold three button faceplate to communication interface module.

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten screws to 2 N.m (18 lb in).




3. Install communication interface module to instrument panel.
4. Install center bezel and move forward center console.
pro multis · About Operation CHARM