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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 635 (Steering Wheel And Steering Column) >> Repair Instructions >> Ignition Switch Replacement - On Vehicle >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the ignition switch (3) to the lock module (1).
    Fig 1: Ignition Switch & Lock Module
    G01667138Courtesy of GENERAL MOTORS CORP.
  2. Install the key alarm connector (1) into the lock module assembly (2).
    1. 2.1. Push the key alarm connector (1) into the lock module assembly (2).
    2. 2.2. Rotate the key alarm connector (1) 90 degrees so that the key alarm connector (1) locks into place.
  3. Install the passkey connector into the lock module assembly (2).
  4. Install the connector (2) to the electric park lock (1), for vehicle equipped with floor shifter.
  5. Slide the 2 connectors (2) of the turn signal and multifunction switch into the bulkhead connector (1).
  6. Attach the wire harness assembly (1) to the steering column wire harness strap (2).
  7. Connect the steering column electrical connectors to the vehicle.
    8. Fig 2: Steering Column Electrical Connectors
    G01667143Courtesy of GENERAL MOTORS CORP.
  8. Install the trim covers to the column. Refer to Steering Column Trim Covers Replacement - On Vehicle .
  9. Install the knee bolster.
  10. Enable the SIR system. Refer to DISABLING & ACTIVATING AIR BAG SYSTEM .
  11. It may be necessary to reprogram the theft deterrent system if the module was replaced. Refer to Programming Theft Deterrent System Components in Theft Deterrent.
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