GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1699865  Size: SH
  1. Remove rear bumper fascia. Refer to Rear Bumper Fascia Replacement .
  2. Disconnect electrical from the rear object sensor.
  3. Lift the locking tabs on the housing and remove the rear object sensor.

Installation Procedure

    Important: Do not refinish previously painted sensors. Excess paint build up will cause the sensor to be inoperative.

  1. Paint the rear object sensor. Refer to Basecoat/Clearcoat Paint Systems.
  2. Ensure the paint does not exceed 6 mils. Use a paint thickness gauge suitable for non-ferrous metals. Refer to Paint Gages.

  3. Object Number: 1699865  Size: SH
  4. Insert the sensor into the housing.
  5. Connect the electrical connector to the rear object sensor.
  6. Install the rear bumper fascia. Refer to Rear Bumper Fascia Replacement .