Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.

If standard column, install the following parts onto the steering shaft assembly:
1. 1.1. The thrust washer (1)
2. 1.2. The upper bearing spring (2)
3. 1.3. Lubricate the turn signal cancel cam assembly (3) with GM P/N 12377900 (Canadian P/N 10953529)
4. 1.4. Install the turn signal cancel cam assembly (3) onto the steering shaft assembly
5. 1.5. Install the cam orientation plate (4) onto the steering shaft assembly
Fig 1: Turn Signal Cancel Cam & Upper Bearing Thrust Washer (Standard Column)
Courtesy of GENERAL MOTORS CORP.
If tilt column, install the following parts onto the steering column shaft assembly:
1. 2.1. Lubricate the inner race (1) with GM P/N 12345718 (Canadian P/N 10953516)
2. 2.2. Install the inner race (1)
3. 2.3. The upper bearing inner race seat (2)
4. 2.4. The upper bearing spring (3)
5. 2.5. Lubricate the turn signal cancel cam assembly (4) with GM P/N 12377900 (Canadian P/N 10953529)
6. 2.6. Install the turn signal cancel cam assembly (4) onto the steering shaft assembly
7. 2.7. The cam orientation plate (5)
Fig 2: Turn Signal Cancel Cam & Upper Bearing Thrust Washer (Tilt Column)
Courtesy of GENERAL MOTORS CORP.
Install the new bearing retainer onto the steering shaft assembly.
Compress the cam orientation plate using J 23653-SIR and J 42137 .
Firmly seat the bearing retainer into the groove on the steering shaft assembly.
Remove J 23653-SIR .
Install the SIR coil. Refer to INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL REPLACEMENT in SIR.
Enable the SIR system. Refer to DISABLING & ACTIVATING AIR BAG SYSTEM in SIR.

Fig 3: Installing New Bearing Retainer Onto Steering Shaft Assembly
Courtesy of GENERAL MOTORS CORP.