GM Service Manual Online
For 1990-2009 cars only

    Object Number: 580453  Size: SH
  1. Install the signal switch housing (2) to the steering column tilt head assembly.
  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.

  3. Install the 2 pan head tapping screws (1).
  4. Tighten
    Tighten the pan head tapping screws to 7 N·m (62 lb in).


    Object Number: 323846  Size: SH
  5. Slide the windshield wiper and washer switch assembly into the signal switch housing until the tabs lock in place.
  6. If necessary, connect the windshield wiper and washer switch assembly connector.
  7. Install the steering column tilt head housing. Refer to Steering Column Tilt Head Housing - Assemble - Off Vehicle .