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Home >> Cadillac >> 2004 >> CTS Base, 3.2 N >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Cellular Communication System >> Repair Instructions >> Navigation Antenna Replacement >> Installation Procedure

Installation Procedure

IMPORTANT: In order to verify the GPS system is operational, the vehicle must be parked outside for a minimum of five minutes.
  1. Connect the GPS antenna harness (3) at the electrical carrier.
    Fig 1: Removing & Installing GPS Antenna Coax Cable
    GM699214Courtesy of GENERAL MOTORS CORP.
  2. Install the screws securing the GPS antenna (1) to the electrical carrier.
  3. Install the rear shelf trim cover. Refer to Trim Panel Replacement - Rear Window Shelf in Interior Trim.