GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the center high mounted stop lamp (CHMSL). Refer to High Mount Stop Lamp Replacement in Lighting Systems.

  2. Object Number: 933253  Size: SH
  3. Disconnect the rear washer nozzle hose from the rear washer nozzle.
  4. Rotate the rear washer nozzle 45 degrees counterclockwise and remove the nozzle.

Installation Procedure


    Object Number: 933253  Size: SH
  1. Insert the rear washer nozzle into the CHMSL and rotate 45 degrees clockwise to lock the nozzle into position.
  2. Connect the rear washer nozzle hose to the rear nozzle. Soapy water may be used as a lubricant to aid in assembly.
  3. Install the CHMSL. Refer to High Mount Stop Lamp Replacement in Lighting Systems.