GM Service Manual Online
For 1990-2009 cars only
  1. Remove the rear fascia. Refer to Rear Bumper Fascia Replacement .

  2. Object Number: 1699865  Size: SH
  3. Disconnect the sensor harness.
  4. Remove the sensor from the sensor housing.
  5. The sensor housing must be painted if replaced. If reinstalled, painting will not be necessary.


    Object Number: 1699859  Size: SH

    Important: Do Not grind off alignment tabs.

  6. Sand/grind sonic weld plastic residue from the fascia.

  7. Object Number: 1699866  Size: SH
  8. Apply structural adhesive epoxy, Lord Fusor™ 127EZ or equivalent, to fascia at mating surface.

  9. Object Number: 1699868  Size: SH
  10. Using the alignment tabs, install the sensor housing to the fascia.
  11. Allow adhesive to cure according to manufacturer's directions.

  12. Object Number: 1699865  Size: SH
  13. Install the sensor to the sensor housing.
  14. Connect the electrical harness.
  15. Install the rear fascia. Refer to Rear Bumper Fascia Replacement .