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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1399 (Steering Wheel & Steering Column) >> Repair Instructions >> Turn Signal Cancel Cam and Steering Shaft Upper Bearing Spring Replacement >> Installation Procedure

Installation Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the inner race (6).
    Fig 1: Removing/Installing Steering Column Upper Bearing Assembly
    GM890959Courtesy of GENERAL MOTORS CORP.
  2. Install the upper bearing inner race seat (5).
  3. Install the upper bearing spring (4).
    4. IMPORTANT: The electrical contact of the turn signal and multifunction switch assembly must rest on the turn signal cancel cam assembly.
  4. If replacing the turn signal cancel cam (3), lubricate the new turn signal cancel cam with GM P/N 12377900 (Canadian P/N 10953529).

    Install the turn signal cancel cam assembly (3).

  5. Install the shaft lock (2) or the cam orientation plate (1).
    6. Fig 2: Depressing Lock Plate Using J 23653-SIR And J 42137
    GM371185Courtesy of GENERAL MOTORS CORP.
  6. Install the new bearing retainer using J 23653-SIR  and J 42137  . See Special Tools and Equipment .
  7. Remove J 23653-SIR  and J 42137  from the steering shaft. See Special Tools and Equipment .
    8. CAUTION: Refer to SIR Inflator Module Coil Caution in Cautions and Notices.
  8. Install the SIR coil. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.
  9. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 3 in SIR.
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