Impala V6-3.8L SC VIN 1 (2005)
8. Remove the bolts (1) from the communication interface module.
9. Remove the communication interface module (2).
INSTALLATION PROCEDURE
1. Record the 11-digit electronic serial number (ESN) and the 10-digit station identification (STID) number from the label on the new VCIM.
2. Position the communication interface module to the bracket (2).
3. Install the communication interface module bolts (1).
NOTE: Refer to Fastener Notice in Service Precautions.
Tighten the bolts to 10 N.m (89 lb in).
4. Connect the GPS antenna cable to the module.
5. Connect the electrical connectors to the module.
6. Connect the cellular antenna cable to the module.
7. Reconfigure the OnStar(R) system. Refer to OnStar Reconfiguration.