GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Isuzu 🢒 1999 🢒 S/T Isuzu - 2WD 🢒 Body and Accessories 🢒 Wipers/Washer Systems 🢒 Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle

Removal Procedure

    CAUTION: When you are performing service on or near the SRS components or the SRS wiring, you must disable the SRS system. Refer to Disabling the SRS System. Failure to follow the correct procedure could cause air bag deployment, personal injury, or unnecessary SRS system repairs.

  1. Disable the SRS system. Refer to Disabling the SRS in SRS.

    2. Object Number: 245826 Size: SH
  2. Ensure the turn signal lever on the multifunction switch is in the neutral position or the OFF position.
  3. Remove the steering wheel. Refer to Steering Wheel Replacement .
  4. Remove the knee bolster. Refer to Knee Bolster Replacement in Instrument Panel, Gauges and Console.
  5. Loosen the steering column bracket nuts.
  6. Remove the steering column upper and lower trim covers. Refer to Steering Column Trim Cover Replacement - On Vehicle .
  7. Remove the 2 wire harness straps from the steering column wire harness.
  8. Remove the connector position assurance (CPA) retainer from the brake transmission shift interlock (BTSI).
  9. Disconnect the steering column bulkhead connector from the vehicle wire harness.
  10. Disconnect the gray and the black connectors of the switch from the column bulkhead connector.
  11. Remove the 2 TORX® head screws from the multifunction switch.
  12. Remove the multifunction turn signal/hazard switch.

Installation Procedure

    Object Number: 245826 Size: SH
  1. Install the multifunction turn signal/hazard switch.
    2. • Use a small blade screwdriver in order to compress the electrical contact.
    • Move the multifunction switch into the position.
    • Ensure the electrical contact rests on the canceling cam assembly.

    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 multifunction switch to steering column mounting screws.

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

  3. Install the connectors of the switch to the column bulkhead connector.
  4. Install the steering column bulkhead connector to the vehicle wire harness.
  5. Install the connector and the connector position assurance (CPA) retainer to the BTSI.
  6. Install the 2 wire straps on the steering column wire harness.
  7. Install the steering column bracket nuts.

    8. Tighten
    Tighten the steering column bracket nuts to 30 N·m (22 lb ft).

  8. Install the steering column upper and lower trim covers. Refer to Steering Column Trim Cover Replacement - On Vehicle .
  9. Install the knee bolster. Refer to Knee Bolster Replacement in Instrument Panel, Gauges and Console.
  10. Install the steering wheel. Refer to Steering Wheel Replacement .
  11. Ensure the lever is in the center or the OFF position.
  12. Enable the SRS system. Refer to Enabling the SRS in SRS.