GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 Yukon XL - 4WD 🢒 Body and Accessories 🢒 Wipers/Washer Systems 🢒 Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle

Removal Procedure
  1. Disable the SIR system. Refer to Disabling the SIR System in SIR.
  2. Remove the knee bolster. Refer to Knee Bolster Replacement in Instrument Panel, Gauges and Console.
  3. Loosen the steering column bracket nuts.
  4. Remove the steering column trim covers. Refer to Steering Column Trim Covers Replacement - On Vehicle .

    5. Object Number: 401496 Size: SH
  5. Disconnect the steering column bulkhead connector from the vehicle harness.

    6. Object Number: 306234 Size: SH
  6. Disconnect the gray and the black connectors (2) of the switch from the column bulkhead connector.
  7. Disconnect the automatic transmission shift lock control electrical connector.

    8. Object Number: 415293 Size: SH
  8. Remove the wire harness straps from the steering column wire harness (1).
  9. Disconnect the park position switch electrical connection.
  10. Remove the multifunction switch retaining screws from the switch.
  11. Remove the multifunction turn signal/hazard switch.

Installation Procedure

    Object Number: 415293 Size: SH
  1. Install the multifunction turn signal/hazard switch to the steering column.

    2. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  2. Install the screws retaining the multifunction switch to the steering column.

    3. Tighten
    Tighten the screws to 6 N·m (53 lb in).

  3. Connect the park position switch electrical connection.
  4. Install the wire harness straps to the steering column wire harness (1).

    5. Object Number: 306234 Size: SH
  5. Install the gray and black wiring harness connectors (1) to the column bulkhead connector.
  6. Connect the automatic transmission shift lock control electrical connector.

    7. Object Number: 401496 Size: SH
  7. Install the steering column bulkhead connector to the vehicle wire harness.

    8. Tighten
    Tighten the center screw to 6 N·m (53 lb in).

  8. Install the wire straps on the steering column wire harness.
  9. Install the steering column trim covers. Refer to Steering Column Trim Covers Replacement - On Vehicle .
  10. Tighten the steering column bracket nuts.

    11. Tighten
    Tighten the nuts to 30 N·m (22 lb ft).

  11. Install the knee bolster. Refer to Knee Bolster Replacement in Instrument Panel, Gauges and Console.
  12. Enable the SIR system. Refer to Enabling the SIR System in SIR.