Chevrolet 1980 Light Duty Truck Service Manual page 235

Fig. 3B4-28~Removing Directional Signal Switch Assembly
6. Remove the directional signal lever screw and
remove the lever.
7. Push the hazard warning knob in and unscrew the
knob.
8. Remove the three switch mounting screws.
9. - Pull the switch connector out of
All Columns
the bracket on the jacket and feed switch connector through
column support bracket and pull switch straight up, guiding
the wiring harness through the column housing and
protector.
10. Remove wire protector by pulling downward out of
column with pliers using tab provided (Fig. 3B4-27).
- Position the direction signal and shifter
Tilt Column
housing in the "low" position. Remove the harness cover
by pulling toward the lower end of the column, be careful
not to damage the wires.
11. Remove the three switch mounting screws and pull
the switch straight up, guiding the wiring harness and cover
through the column housing (Fig. 3B4-28).
Fig. 3 B 4 -2 9 -ln s ta llin g Switch C onnector Onto J a c ke t Clips
STEERING CO LUM NS
Fig. 3B4-30-lnstalling Snap Ring
Installation
CAUTIO N: It is extrem ely im portant th a t
only the specified screws, bolts and nuts
be used at assembly, or personal injury
could result. Use of overlength screws
could prevent a portion of the assembly
from compressing under impact.
- Be sure that the wiring harness
1. All except Tilt
is in the protector. Feed the connector and cover down
through the housing and under the mounting bracket
(column in vehicle).
- Feed the connector down through the housing
Tilt
and under the mounting bracket. Then install the cover on
the harness.
2. Install the three mounting screws and clip the
connector to the bracket on the jacket (Fig. 3B4-29).
3. Install the column to instrument panel trim plate.
4. Install the hazard warning knob and directional
signal lever.
5. Make certain that the switch is in "Neutral" and the
hazard warning knob is out. Slide the thrust washer, upper
bearing preload spring and cancelling cam onto the upper
end of the shaft.
6. Place the lock plate onto the end of the shaft. Screw
the center post of Lock Plate Compressing Tool J-23653
onto the steering shaft as far as it will go. Place a NEW snap
ring over the center post. Place the "C" bar over the center
post and then compress the lock plate by turning the nut
clockwise. Slide the new snap ring down the tapered center
post and into the shaft groove (Fig.3B4-30). Remove Tool
J-23653.
Always use a new snap ring when reassembling.
7. Place cover on the lock plate and snap into position.
8. Install the steering wheel as outlined under
"Steering Wheel-Installation".
LOCK CYLINDER
The lock cylinder is located on the upper right hand
side of the column. The lock cylinder should be removed
in the "RUN" position only.
3B4-21
LIG H T T R U C K SERV ICE M ANUAL