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Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. If standard column, install the following parts onto the steering shaft assembly:
    1. The thrust washer (1)
    2. The upper bearing spring (2)
    3. Lubricate the turn signal cancel cam assembly (3) with GM P/N 12377900 (Canadian P/N 10953529).
    4. The turn signal cancel cam assembly (3) onto the steering shaft assembly
    5. The cam orientation plate (4) onto the steering shaft assembly
    Fig 1: Installing Parts On The Steering Shaft Assembly (Standard Column)
    GM664283Courtesy of GENERAL MOTORS CORP.
  2. If tilt column, install the following parts onto the steering column shaft assembly:
    1. Lubricate the inner race (1) with GM P/N 12345718 (Canadian P/N 10953516)
    2. The inner race (1)
    3. The upper bearing inner race seat (2)
    4. The upper bearing spring (3)
    5. Lubricate the turn signal cancel cam assembly (4) with GM P/N 12377900 (Canadian P/N 10953529).
    6. The turn signal cancel cam assembly (4) onto the steering shaft assembly
    7. The cam orientation plate (5)
    Fig 2: Installing Parts On The Steering Shaft Assembly (Tilt Column)
    GM664266Courtesy of GENERAL MOTORS CORP.
  3. Install the new bearing retainer onto the steering shaft assembly.
  4. Compress the cam orientation plate using J 23653-SIR and J 42137  .
    Fig 3: Compressing Cam Orientation Plate Using J 23653-SIR & J 42137
    GM338052Courtesy of GENERAL MOTORS CORP.
  5. Firmly seat the bearing retainer into the groove on the steering shaft assembly.
  6. Remove J 23653-SIR .
  7. Install the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement (Coil) or Inflatable Restraint Steering Wheel Module Coil Replacement (Coil and Harness Assembly) in SIR.
  8. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in SIR.
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