Removal Procedure

WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Rear Object Sensor

Courtesy of GENERAL MOTORS CORP.

Remove rear bumper fascia. Refer to Rear Bumper Fascia Replacement .
Disconnect electrical from the rear object sensor.
Lift the locking tabs on the housing and remove the rear object sensor.