GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2007 🢒 CTS 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Radio Antenna Module Replacement

Removal Procedure
  1. Remove the rear sail panels. Refer to Sail Panel Replacement.
  2. Remove the rear assist handles. Refer to Assist Handle Replacement.
  3. Remove the rear roof mounted dome lamp. Refer to Dome Lamp Replacement.
  4. Carefully lower the rear of the headliner to access the antenna module.

    5. Object Number: 708271 Size: SH
  5. Disconnect the coax cables (3,4).
  6. Disconnect the electrical connector (1).
  7. Slide the diversity antenna module  (2) off the mounting bracket.

Installation Procedure

    Object Number: 708271 Size: SH
  1. Install the diversity antenna module (2) on to the mounting bracket.
  2. Connect all the electrical connectors (1, 3, 4).
  3. Install the rear roof mounted dome lamp. Refer to Dome Lamp Replacement.
  4. Install the rear assist handles. Refer to Assist Handle Replacement.
  5. Install the rear sail panels. Refer to Sail Panel Replacement.
  6. Refer to Control Module References for programming and setup information.