- With Column Shift

Lower Bearing and Steering Column Jacket Replacement (Power Tilt/Telescope, Column Shift)

Tools Required
^ J21854-01 Pivot Pin Remover

Removal Procedure

Caution: Refer to SIR Caution in Service Precautions.

1. Disable the SIR system.
2. Remove the steering wheel from the steering column.
3. Remove the steering column from the vehicle.
With Column Shift - With Column Shift
With Floor Shift - With Floor Shift

4. Remove the steering wheel theft deterrent lock assembly.
5. Remove the linear shift assembly, shift lever and the A/T shift lock control only.
6. Remove the turn signal and multifunction switch assembly only.
7. Remove the wire harness assembly only.
8. Remove the telescope drive motor assembly and cable only.
9. Remove the tilt drive motor assembly and cable only.





10. Remove 1 TORX head screw from the tilt and telescope module.
11. Slide the control module out from the steering column.





12. Remove the following components:
^ The boot (5)
^ The steering shaft seal (4)
^ The sensor retainer (3)
^ The sensor locator (2)
^ The steering shaft position sensor (1)





13. Remove 1 TORX head screw from the bosom bracket.
14. Remove the bracket.





15. Gently pry the lower shield assembly off of the steering column.





16. Remove 2 pivot pins (1) from the steering column support assembly using J21854-01.





17. Unscrew the lead screw.





18. Remove the tilt head assembly (1) from the steering column support assembly (2) with the steering shaft (3) still attached.





19. Remove the tilt head assembly (1) from the steering shaft assembly (2).

Important: Mark the race and upper shaft (1) and toe lower steering shaft (2) to ensure proper assembly. Failure to assemble properly will cause the steering wheel to be turned 180 degrees.





20. Tilt the upper shaft assembly 90 degrees to the steering shaft assembly and disengage.





21. Remove 2 TORX screws from the dampener.





22. Remove and discard 4 support screws from the steering column support.
23. Remove the steering column support.
24. Inspect the steering column for accident damage.



Installation Procedure




1. Install the steering column support and secure using 4 support screws.
Tighten the screws to 17 Nm (13 ft. lbs.).

Notice: Refer to Fastener Notice in Service Precautions.





2. Install 2 TORX screws into the dampener.
Tighten the screws to 1.5 Nm (13 inch lbs.).

Important: Use the alignment marks from the disassemble procedure. Failure to assemble properly will cause the steering wheel to be turned 180 degree.

3. Apply GM P/N 12345718 (Canadian P/N 10953516) to the race and upper shaft assembly.
4. Align the marks on the race and upper shaft assembly with the lower shaft assembly.





5. Install the lower shaft assembly to the race and upper shaft assembly.





6. Install the steering shaft assembly (2) into the till head assembly (1).





7. Install the steering column tilt head assembly (1) and the steering shaft assembly (3) into the steering column jacket assembly (2).





8. Screw in the lead screw.





9. Lubricate the pivot pins with GM P/N 12345718 (Canadian P/N 10953516).
Install the 2 pivot pins onto the steering column support assembly.





10. Align and snap the lower shield assembly onto the steering column.





11. Install the bracket.
12. Install 1 TORX head screw to the bottom of the bracket.
Tighten the screw to 3 Nm (26 inch lbs.).





13. Install the following components:
^ The steering shaft position sensor (1)
^ The sensor locator (2)
^ The sensor retainer (3)
^ The steering shaft seal (4)
^ The boot (5)





14. Slide the control module into position.
15. Install 1 TORX screw.
Tighten the screw to 4.7 Nm (42 inch lbs.).

Caution: Refer to SIR Inflator Module Coil Caution in Service Precautions.

16. Install the tilt drive motor assembly and cable only.
17. Install the telescope drive motor assembly and cable only.
18. Install the turn signal and multifunction switch assembly only.
19. Install the linear shift assembly, shift lever and the A/T shift lock control only.
20. Install the wire harness assembly only.
21. Install the steering wheel theft deterrent lock assembly.
22. Install the steering column into the vehicle.
23. Install the steering wheel onto the steering column.
24. Enable the SIR system.