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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1606 (Steering Wheel And Steering Column) >> Repair Instructions >> Steering Column Tilt Head Housing Replacement (Standard) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION: Refer to SIR CAUTION .
  1. Disable the SIR system. Refer to ZONE 3 .
  2. Remove the turn signal cancel cam and upper bearing thrust. Refer to Turn Signal Cancel Cam and Upper Bearing Thrust Washer .
  3. Remove the turn signal and multifunction switch assembly only. Refer to Multifunction, Turn Signal Switch Replacement .
  4. Slide the turn signal switch housing off of the steering column shaft assembly.
    IMPORTANT: Let the SIR coil hang freely after removal.
    Fig 1: Remove Turn Signal Switch Housing Off Steering Column Shaft Assembly
    G01479797Courtesy of GENERAL MOTORS CORP.
  5. Remove the SIR coil. Refer to SIR COIL ASSEMBLY .
  6. Compress the cam orientation plate using J 23653-SIR  and J 42137. 
  7. Remove the bearing retainer using J 23653-SIR  and J 42137  from the steering column shaft assembly.
  8. Remove J 23653-SIR  and J 42137  from the steering column shaft assembly.
  9. Discard the bearing retainer.
    Fig 2: Remove Bearing Retainer Using J 23653-SIR & J 42137
    G01479798Courtesy of GENERAL MOTORS CORP.
  10. Remove the following parts from the steering column shaft assembly:
    1. 10.1. The cam orientation plate (5)
    2. 10.2. The turn signal cancel cam assembly (4)
    3. 10.3. The upper bearing spring (3)
    4. 10.4. The upper bearing inner race seat (2)
    5. 10.5. The inner race (1)
    6. 10.6. Remove the tilt head housing and steering shaft as an assembly. Refer to Lower Bearing and Steering Column Jacket Replacement (Column Shift Lean Shaft)  or Lower Bearing and Steering Column Jacket Replacement (Floor Shift Lean Shaft)  or Lower Bearing and Steering Column Jacket Replacement (Column Shift Standard)  or Lower Bearing and Steering Column Jacket Replacement (Floor Shift Standard) .
    7. 10.7. Remove the tilt head from the steering shaft.
      Fig 3: Remove Steering Column Shaft Assembly Components
      G01479799Courtesy of GENERAL MOTORS CORP.
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