Rear Parking Assist Alarm Sensor Bracket Replacement

Remove the rear fascia. Refer to Rear Bumper Fascia Replacement .
Disconnect the sensor harness.

Fig 1: Identifying Rear Object Sensor Housing
Courtesy of GENERAL MOTORS COMPANY
Remove the sensor from the sensor bracket.
Sand/grind sonic weld plastic residue from the fascia.

Fig 2: Sanding/Grinding Sonic Weld Plastic Residue From Fascia
Courtesy of GENERAL MOTORS COMPANY

IMPORTANT: Do Not grind off alignment tabs.
Apply structural adhesive epoxy, Lord Fusor™ 127EZ or equivalent, to fascia at mating surface.

Fig 3: Applying Structural Adhesive Epoxy To Fascia
Courtesy of GENERAL MOTORS COMPANY
Using the alignment tabs, install the sensor bracket to the fascia.

Fig 4: Identifying Sensor Housing & Tabs
Courtesy of GENERAL MOTORS COMPANY
Allow adhesive to cure according to manufacturer's directions.
Install the sensor to the sensor bracket.

Fig 5: Identifying Rear Object Sensor Housing
Courtesy of GENERAL MOTORS COMPANY
Connect the electrical harness.
Install the rear fascia. Refer to Rear Bumper Fascia Replacement .