"G" & "P" Models Without Tilt Wheel: Disassembly

Remove steering wheel nut and flat washer, then slide steering shaft assembly out of lower end of column. Remove lower bearing spring and clamp from steering shaft ("G" models) or from steering column ("P" models). Remove back-up lamp switch. Drive out shift lever pin (except floor shift models) and remove shift lever.
Remove directional switch cancelling cam and switch lever. Remove column wiring harness cover. Remove directional signal switch screws. Rotate directional signal switch housing counterclockwise and remove housing from column. Remove plastic thrust washer assembly and then remove shift lever housing (or extension housing if floor shift) from column.
NOTE: Housing and switch cannot be fully removed from column until shift lever housing is removed.
Separate directional signal switch, switch control support assembly, directional signal housing and shift lever housing (or extension housing) assemblies. Press steering shaft upper bearing out of switch contact support.

Fig 1: Exploded View of Steering Column Assembly for "G" & "P" Models
Courtesy of GENERAL MOTORS COMPANY
Remove shift lever housing (or extension housing) seal and bushing from upper end of column. Remove bolt and screws from adjusting ring clamp and remove clamp, adjusting ring, and lower bearing. Press lower bearing out of adjusting ring.
On three speed columns, remove 1st-Re-verse shift lever and lever spacer. On automatic transmission columns, remove selector plate clamping ring screws. On all models, place column upright on floor, supporting it with 2 pieces of wood.
Place a block of wood on upper end of shift tube. Press down on shift lever with foot while tapping on wood block to withdraw tube from column jacket. If removal is difficult, use a suitable press.
Remove felt seal from shift tube. Remove firewall clamp, floor pan seal and dash seals from jacket. Inspect parts for excessive wear, rust or corrosion.