Steering Shaft, Lower Bearing, and Jacket Replacement (Manual)
Steering Shaft, Lower Bearing, and Jacket Replacement (Manual)
Special Tools
J 21854-01 Pivot Pin Remover
Removal Procedure
Warning: Refer to SIR Warning (SIR Warning).
1. Disable the SIR system. Refer to SIR Disabling and Enabling (Service and Repair).
2. Remove the wiper/washer switch bracket. Refer to Steering Column Tilt Head Housing Replacement (Manual) (Steering Column Tilt Head Housing Replacement (Manual))Steering Column Tilt Head Housing Replacement (Telescoping) (Steering Column Tilt Head Housing Replacement (Telescoping)).
3. Remove the tilt spring. Refer to Steering Column Tilt Spring Replacement (Manual) (Steering Column Tilt Spring Replacement (Manual))Steering Column Tilt Spring Replacement (Telescoping) (Steering Column Tilt Spring Replacement (Telescoping)).
4. Remove the steering shaft seal (4).
5. Remove the sensor retainer (3).
6. Remove the sensor assembly (2).
7. Remove the adapter and bearing assembly (1).
8. Remove the 2 pivot pins (1) from the steering column support assembly using J 21854-01 .
9. Install the tilt lever.
10. Pull the tilt lever to disengage the steering column lock shoes from the dowel pins in the steering column tilt head housing assembly.
11. Remove the steering column tilt head housing assembly (1) with the steering shaft assembly from the steering column jacket assembly.
12. Remove the steering shaft assembly (2) from the steering column tilt head housing assembly (1).
Note: Carefully mark the parts to ensure proper assembly. Failure to assemble properly will cause the steering wheel to be turned 180 degrees.
13. Mark the race and upper shaft assembly.
14. Mark the lower steering shaft assembly.
15. Tilt the race and upper shaft assembly 90 degrees to the lower steering shaft assembly to disengage.
16. Remove the 4 TORX(R) head screws (2).
17. Remove the steering column support assembly (1) from the steering column jacket assembly (3).
Installation Procedure
Note: Replace the steering column support assembly if the steering column support assembly has been staked 3 times.
1. Install the steering column support assembly (1) to the steering column jacket assembly (3).
Caution: Refer to Fastener Caution (Fastener Caution).
2. Install the 4 TORX(R) head screws (2).
Tighten the screws to 18 Nm (13 lb ft).
3. Apply GM P/N 12345718 (Canadian P/N 10953516) to the exposed shaft engagement areas on the centering sphere.
4. Install the lower steering shaft assembly to the race and upper shaft assembly to engage.
5. Install the steering shaft assembly (2) into the steering column tilt head housing assembly (1).
6. Install the steering column tilt head housing assembly (1) and the steering shaft assembly to the steering column jacket assembly.
Note: Replace the steering column support assembly if the steering column support assembly has been staked 3 times.
7. Install the 2 pivot pins (1) to the steering column support assembly.
8. Stake the pivot pins locations (1).
9. Install the adapter and bearing assembly (1) to the steering shaft assembly.
Note: The steering shaft assembly must be rotated to the 12 o'clock position.
10. Install the sensor assembly (2) onto the steering shaft assembly.
11. Install the sensor retainer (3) onto the steering shaft assembly.
12. Install the steering shaft seal (4).
13. Install the wiper/washer switch bracket. Refer to Steering Column Tilt Head Housing Replacement (Manual) (Steering Column Tilt Head Housing Replacement (Manual))Steering Column Tilt Head Housing Replacement (Telescoping) (Steering Column Tilt Head Housing Replacement (Telescoping)).
14. Install the tilt spring. Refer to Steering Column Tilt Spring Replacement (Manual) (Steering Column Tilt Spring Replacement (Manual))Steering Column Tilt Spring Replacement (Telescoping) (Steering Column Tilt Spring Replacement (Telescoping)).
15. Enable the SIR system. Refer to SIR Disabling and Enabling (Service and Repair).