Q: How to Properly Install the Upper Steering Column Bearing on Chevrolet Silverado 1500?
A: Firstly, remove the Steering Column if you want to replace the Steering Shaft upper bearing. Finally, remove the inflatable restraint steering wheel module coil, followed by the turn signal multifunction switch, and finally, the ignition lock cylinder case. Also eliminate the tilt spring and the automatic transmission control. Remove and discard the Steering Shaft lock plate retaining ring using a compressor (J 23653-SIR) and adapter (J 42137). Then remove the Turn Signal Switch cancel cam position plate , Turn Signal Switch cancel cam , steering shaft upper bearing spring , steering shaft upper bearing inner race seat, and Steering Shaft upper bearing inner race from the Steering Column shaft assembly. So simply get your remover (J 21854-01) and pull out the 2 pivot pins from the Steering Column tilt head assembly. Place the tilt lever in to the Steering Column tilt head assembly , pull the tilt lever back , then pull the Steering Column tilt head assembly down and awaay from the Steering Column. Ditch anti-rotation pin (J 42640) and then remove tilt lever and Steering Shaft upper bearing from the Steering Column tilt head assembly. For installation, fitting on the Steering Shaft upper bearing to the Steering Column tilt head assembly, after which you install Steering Column shaft assembly. Maneuver and push the Steering Column tilt head assembly towards the Steering Column to lock the steering wheel lock shoes in place. Apply gm p/n 12346293 (Canada P/N 992723) lubricant to the pivot pins and press each pivot pin firmly into the Steering Column tilt head assembly and stake Steering Column at 3 positions around the pivot pins. Install the Steering Column shaft assembly with the enclosed parts: anti-rotation pin (J 42640) and pin retainer (J 42641) with flour (Fig. 7) (Majalis, 2018). Lubricate the Steering Shaft upper bearing inner race with gm p/n 12345718 (Canadian P/N 10953516); then install the Steering Shaft upper bearing inner race , steering shaft upper bearing inner rail seat , steering shaft upper bearing spring , lubricate the Turn Signal Switch cancel cam with gm p/n 12377900 (Canadian P/N 10953529); then install the Turn Signal Switch cancel cam and Turn Signal Switch cancel cam position plate . Finally, fit the new Steering Shaft lock plate retaining ring at the level of the Steering Shaft using compressor (J 23653-SIR) and adaptor (J 42137), then the automatic transmission control assembly, tilt spring, ignition lock cylinder case, turn signal multifunction switch, inflatable restraint steering wheel module coil, and the Steering Column.