GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 STS 🢒 Body 🢒 Wipers/Washer Systems 🢒 Windshield Wiper and Washer Switch Replacement

Removal Procedure

    Caution: Refer to SIR Caution in the Preface section.


    Object Number: 293230 Size: SH
  1. Disable the SIR system. Refer to SIR Disabling and Enabling in SIR.
  2. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement in Steering Wheel and Column.
  3. Remove the steering column wiring harness tie straps.
  4. Disconnect the electrical connectors (1, 3) from the windshield and washer switch.

    5. Object Number: 428823 Size: SH
  5. Depress the locking tab (2) on the windshield wiper and washer switch (1) and remove the switch from the steering column.

Installation Procedure

    Object Number: 428823 Size: SH
  1. Install the windshield wiper and washer switch (1) to the steering column.

    2. Object Number: 293230 Size: SH
  2. Connect the electrical connectors (1, 3) on the windshield wiper and washer switch.
  3. Route and connect the electrical connector from the windshield wiper and washer switch.
  4. Install the wiring harness tie straps.
  5. Install the steering column trim covers. Refer to Steering Column Trim Covers Replacement in Steering Wheel and Column.
  6. Enable the SIR system. Refer to SIR Disabling and Enabling in SIR.