GM Service Manual Online
For 1990-2009 cars only

OnStar GPS Antenna Replacement for Chevrolet Monte Carlo 2001

Removal Procedure

  1. Remove the rear shelf trim panel. Refer to Rear Window Shelf Trim Panel Replacement in Interior Trim.

  2. Object Number: 665070  Size: SH
  3. Remove the Global Positioning System (GPS) antenna from the rear shelf using a small wide-bladed plastic tool in order to release the adhesive.

  4. Object Number: 665074  Size: SH
  5. Disconnect the GPS antenna cable connector.
  6. Clean the adhesive residue from the rear shelf using a razor blade and isopropyl alcohol pad and a clean lint-free cloth.

Installation Procedure

  1. Clean the surface of the rear shelf in the (GPS) antenna mounting location, using an isopropyl alcohol pad and a clean lint-free cloth.
  2. Important: Do not touch the adhesive backing.

  3. Remove the protective backing from the adhesive backing of the GPS antenna.

  4. Object Number: 665079  Size: SH
  5. Install the GPS antenna to the rear shelf surface.
  6. Press the GPS antenna into place until fully seated for approximately 30 seconds.


    Object Number: 665074  Size: SH
  7. Connect the GPS antenna cable connector.
  8. Install the rear shelf trim panel. Refer to Rear Window Shelf Trim Panel Replacement in Interior Trim.