Lucerne V6-3.9L (2009)
1. When replacing the VCIM, record the 11-digit electronic serial number (ESN) and the 10-digit station identification (STID) number from the label
on the new VCIM (4).
2. When replacing the VCIM, be sure to transfer Bluetooth Antenna, if equipped.
3. Position the VCIM in the vehicle.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution).
4. Install the bolts (1).
Tighten the bolts (1) to 4 Nm (36 lb in).
5. Connect the antenna cable (2) and electrical connections (3) to the VCIM (4).
6. Install the rear compartment trim. Refer to Rear Compartment Trim Panel Replacement (See: Body and Frame/Interior Moulding / Trim/Trim
Panel/Service and Repair).
Important: After replacing the vehicle communication interface module, you must reconfigure the OnStar(R) system. Failure to
reconfigure the system will result in an additional customer visit for repair. In addition, pressing and holding the white dot button on the
keypad will NOT reset this version of the OnStar(R) system. This action will cause a DTC to set.
7. Reconfigure the OnStar(R) system. Refer to Control Module References (See: Testing and Inspection/Programming and Relearning) for
programming and setup information.
