- With Tilt Column
SHAFT LOCK, TURN SIGNAL CANCEL CAM ASSEMBLY, UPPER BEARING SPRING, UPPER BEARING INNER RACE SEAT, INNER RACE, BUZZER SWITCH ASSEMBLY, STEERING COLUMN LOCK CYLINDER SETFig. 56 Exploded View Of Tilt Steering Column:
Refer to Fig. 56 when servicing these steering columns.
Disassembly
1. Remove steering wheel as described under STEERING WHEEL.
2. Disconnect battery ground cable.
3. Remove shaft lock cover, then the shaft lock retaining ring using plate compressor J 23653-C or equivalent to depress shaft lock. Discard ring.
4. Remove shaft lock, turn signal cancelling cam assembly, upper bearing spring, upper bearing inner race seat and inner race.
5. Move turn signal to the right turn position.
6. Remove multi-function lever and hazard knob assembly.
7. Remove screw and signal switch arm , then the turn signal switch screws.
8. Remove turn signal switch assembly and allow switch to hang freely.
9. Remove key from lock cylinder set, then the buzzer switch assembly.
10. Reinstall key in lock cylinder and turn to LOCK position.
11. Remove lock retaining screw, then the lock cylinder.
Assembly
Ensure all fasteners are securely seated before applying torque. Failure to do so may result in component damage or malfunctioning of steering column.
1. Install lock cylinder and lock retaining screw. Torque screw to 22 lb in
2. Remove key from lock cylinder set, then install buzzer switch assembly.
3. Re-install key in lock cylinder set, then turn key to LOCK position.
4. Install turn signal switch assembly and screws. Torque screws to 30 lb in
5. Install signal switch arm and screw. Torque screw to 20 lb in
6. Install hazard knob assembly and multi-function lever.
7. Install inner race, upper bearing inner race seat, upper bearing spring and turn signal cancelling cam assembly. Lubricate cancelling cam with synthetic grease.
8. Install shaft lock and shaft lock retaining ring using plate compressor J 23653-C to depress shaft lock. Ring must be fully seated in groove.
9. Install shaft lock cover, then connect battery ground cable.
10. Install steering wheel as described under STEERING WHEEL.
LOCK HOUSING COVER ASSEMBLY, COLUMN HOUSING COVER END CAP, PIVOT & PULSE SWITCH ASSEMBLY, DIMMER SWITCH ROD ACTUATOR & TILT SPRING ASSEMBLY
Disassembly
1. Remove steering wheel as described under STEERING WHEEL.
2. Disconnect battery ground cable.
3. Perform all disassembly steps from ``Shaft Lock, Turn Signal Cancelling Cam Assembly, Upper Bearing Spring, Upper Bearing Inner Race Seat, Inner Race, Buzzer Switch Assembly & Steering Column Lock Cylinder Set'' as previously described.
4. Remove tilt lever, cover screws and lock housing cover assembly. Let cover hang freely.
5. Remove column housing cover end cap with dimmer switch rod actuator, then the actuator from end cap.
6. Remove switch actuator pivot pin, then the pivot and pulse switch assembly.
7. Remove spring retainer using a cross recess head screwdriver to push retainer down and turn clockwise to release.
8. Remove spring and spring guide.
Assembly
Ensure all fasteners are securely seated before applying torque. Failure to do so may result in component damage or malfunctioning of steering column.
1. Install spring guide and spring. Lubricate with lithium grease.
2. Install spring retainer using a cross recess head screwdriver to push retainer down and turn clockwise to lock in place.
3. Install pivot and pulse switch assembly to lock housing cover assembly, then the switch actuator pivot pin to switch and cover.
4. Install dimmer switch rod actuator to column housing cover end cap. Lubricate with lithium grease.
5. Install end cap with actuator to lock housing cover assembly. Bottom edge of dimmer switch rod actuator should rest on bend in dimmer switch rod.
6. Install lock housing cover assembly and mounting screws. Tighten screw in 12 o'clock position first, screw in 8 o'clock position second, and screw in 3 o'clock position third. Torque screws in same order to 80 lb in
7. Install tilt lever.
8. Perform all assembly steps from ``Shaft Lock, Turn Signal Cancelling Cam Assembly, Upper Bearing Spring, Upper Bearing Inner Race Seat, Inner Race, Buzzer Switch Assembly & Steering Column Lock Cylinder Set'' as previously described.
TURN SIGNAL SWITCH ASSEMBLY, STEERING COLUMN HOUSING ASSEMBLY, STEERING WHEEL LOCK SHOE, SWITCH ACTUATOR SECTOR, SWITCH ACTUATOR RACK, BEARING ASSEMBLY, LOCK BOLT, STEERING SHAFT ASSEMBLY & STEERING COLUMN HOUSING SUPPORT ASSEMBLY
Disassembly
1. Remove steering wheel as described under STEERING WHEEL.
2. Disconnect battery ground cable.
3. Remove steering column from vehicle as described under REMOVAL/INSTALLATION.
4. Inspect steering column for damage.
5. Perform all disassembly steps from ``Lock Housing Cover Assembly, Column Housing Cover End Cap, Pivot & Pulse Switch Assembly, Dimmer Switch Rod Actuator & Tilt Spring Assembly'' as previously described.
6. Remove turn signal switch assembly with lock housing cover assembly from steering column.
7. Remove four bolts and support bracket from steering column, then the wiring protectors and gently pull wire harness through column.
8. Remove pivot pins using pivot pin remover J 21854-01 or equivalent, then re-install tilt lever.
9. Remove steering column housing assembly, pull back on tilt lever and pull steering column housing assembly down and away from column.
10. If necessary, disassemble steering column housing as follows:
a. Remove bearing assembly, hex head screw, lock bolt spring, lock bolt, switch actuator rack and rack preload spring.
b. Remove driveshaft, switch actuator sector, then the release lever pin using lock shoe and release lever pin remover/installer J 22635 or equivalent.
c. Remove shoe release lever, release lever spring, then the dowel pin using lock shoe and release lever pin remover/installer.
d. Remove lock shoes and shoe springs.
11. If necessary, assemble steering column housing as follows:
a. Install shoe springs and lock shoes, then the dowel pin using lock shoe and release lever pin remover/installer.
b. Install release lever spring, shoe release lever, then the release lever pin using lock shoe and release lever pin remover/installer.
c. Install switch actuator sector, driveshaft and rack preload spring, then assemble switch actuator rack to actuator sector.
d. Assemble bearing assembly lubricated with lithium grease to column housing using steering column housing bearing installer J 38639 and driver handle J 8092 or their equivalents.
e. Install lock bolt, lock bolt spring and hex head screw. Torque screw to 35 lb in
12. Remove steering column jacket bushing, then the steering column shaft assembly.
13. Inspect steering column shaft assembly for damage, then mark upper shaft assembly and lower steering shaft assembly to ensure proper assembly.
14. If necessary, disassemble steering column shaft assembly as follows:
a. Disassemble upper shaft assembly from lower steering shaft assembly. Tilt 90° to each other and disengage.
b. Disassemble centering sphere from upper shaft assembly. Rotate sphere 90D and slip out.
c. Remove joint preload spring from centering sphere.
15. If necessary, assemble steering column shaft assembly as follows:
a. Install joint preload spring to centering sphere, then lubricate centering sphere with lithium grease, slip into upper shaft assembly and rotate sphere 90°.
b. Install upper shaft assembly to lower steering shaft assembly. Align marks and tilt assemblies 90° to each other.
16. Remove support screws, then the column housing support assembly with dimmer switch rod from steering column jacket assembly. Remove rod from support.
17. Remove lock plate from steering column jacket assembly, then the steering column housing shroud.
18. Remove hex nut and screw, then the dimmer switch assembly from rod.
19. Remove mounting stud and ignition switch assembly with switch actuator assembly.
20. Remove switch actuator assembly from switch assembly, then the two pan head screws from ignition switch and ignition switch inhibitor housing assembly.
21. Remove ignition switch inhibitor from ignition switch.
Assembly
Ensure all fasteners are securely seated before applying torque. Failure to do so may result in component damage or malfunctioning of steering column.
1. Install shroud to jacket, lock plate to steering column jacket assembly, then the dimmer switch rod to loop in column housing support assembly.
2. Install support assembly and mounting screws. Torque mounting screws to 77 lb in
3. Install actuator assembly to groove in housing support assembly, then the steering shaft assembly to jacket assembly. Lubricate with lithium grease.
4. Install tilt lever, then the column housing assembly to column.
5. Position column housing and align switch actuator rack with pin on end of ignition switch actuator rack.
6. Pull back on tilt lever, pushing column housing onto column housing support assembly.
7. Release tilt lever to lock shoes onto dowel pins, then remove tilt lever.
8. Install pivot pins, lubricate with lithium grease, then press pin until firmly seated, two places.
9. Install steering column jacket bushing. Lubricate outer surface with lithium grease. Bushing locator lug must seat in jacket notch.
10. Adjust ignition switch assembly by moving switch slider to extreme left position, then one detent to right, OFF-LOCK position. New ignition switch, switch will be pinned in OFF-LOCK position. Remove plastic pin after switch is assembled to column.
11. Install ignition switch and mounting stud, then torque stud to 35 lb in
12. Install ignition switch inhibitor to ignition switch, then the two pan head screws. Torque screws to 30 lb in
13. Install dimmer switch assembly to rod, then the screw and nut and tighten finger tight.
14. Adjust dimmer switch by placing a 3/32 inch drill bit in hole on switch to limit travel, position switch on column and push against dimmer switch rod to remove all lash, then remove drill bit. Torque screw and nut to 35 lb in
15. Install turn signal switch assembly wire harness through lock housing cover assembly and steering column. Let switch hang freely.
16. Install wiring protectors, then the bracket with four bolts. Torque bolts to 22 lb ft
17. Perform all assembly steps from ``Lock Housing Cover Assembly, Column Housing Cover End Cap, Pivot & Pulse Switch Assembly, Dimmer Switch Rod Actuator & Tilt Spring Assembly'' as previously described.
18. Install steering column into vehicle as described under REMOVAL/INSTALLATION.
19. Connect battery ground cable, then install steering wheel as described under STEERING WHEEL.