GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2003 🢒 DeVille 🢒 Body and Accessories 🢒 Cellular Communication 🢒 Navigation Antenna Replacement

Removal Procedure
  1. Remove the luggage compartment front trim panel. . Refer to Rear Compartment Front Trim Panel Replacement in Body Rear End.
  2. Disconnect the electrical connections from the rear speaker and the modules on the rear shelf carrier panel.
  3. Disconnect the wire harness from the retaining clips on the rear shelf carrier panel.
  4. Remove the pushpins (1) retaining the GPS antenna (2) to the rear shelf carrier panel by pulling out on the center of pushpin and then pulling out the entire pushpin assembly.

    5. Object Number: 649472 Size: SH
  5. Remove the GPS antenna (2) assembly from the rear shelf carrier panel.

Installation Procedure
  1. Install the GPS antenna (2) to the rear shelf carrier panel.
  2. Install the pushpins (1) through the GPS antenna to the rear shelf carrier panel.

    3. Push the center of the pin down in order to lock the pins (1) in place.


    Object Number: 649472 Size: SH
  3. Install the wiring harness to the retainers on the rear shelf carrier panel in order to retain the wiring harness to the rear shelf carrier panel.
  4. Connect the wiring connections to the rear speaker and the modules on the rear shelf carrier panel.
  5. Install the luggage compartment front trim panel. . Refer to Rear Compartment Front Trim Panel Replacement in Body Rear End.