Mobile Telephone and Navigation Antenna Coaxial Cable Replacement (Impala)

Mobile Telephone and Navigation Antenna Coaxial Cable Replacement (Impala)

Removal Procedure




1. Lower the rear of the headliner to access the digital antenna connection. Refer to Headlining Trim Panel Replacement.
2. Disconnect the digital antenna connection and cut the connector on the harness side off.
3. Remove the left rear compartment side trim.




4. Disconnect the antenna cable connector and cut the end off on the harness side.

Installation Procedure




1. Route the new cellular antenna cable from the interior of the vehicle to the rear compartment area following the same path as the old cable. A piece of mechanic's wire may be used as needed to assist in the procedure. Secure the new cable as needed with tie straps.




2. Connect the new cable to the ONSTAR module and install the left rear compartment side trim.
3. Connect the new cable to the digital antenna and secure the headliner.