Chevrolet 1977 light duty truck Service Manual page 253

Fig. 3B 87 Removing D irectional Signal Housing
Fig. 3B-88--Preparing W ire R etaining Tabs for
In stallation
the connector using Tool J-22727 (fig. 3B-86). Insert the
tool into the lower end of the connector an d push in until
the tool bottoms on the connector. Remove the tool and
then pull the wire from the connector.
7. Remove the directional signal lever screw and
remove the lever.
8. Push in on the hazard w arning light knob and
then unscrew and remove the knob.
9. Tilt Columns Only
a. Automatic Transmission Models - Remove the
P R N D L dial screws and remove the dial and indicator
needle. Remove the cap and dial illumination bulb from
the housing cover.
b. Unscrew and remove the tilt release lever.
c. Assemble Tool J-22708 inside the directional
signal housing cover; push in until the tangs lock inside
Cover
the cover flange (fig. 3B-87). Turn the tool center screw
clockwise to pull the cover from the housing.
10. Remove the three directional signal switch
mounting screws and then carefully remove the switch
assembly from the column while guiding the wiring
harness through the opening in the shift lever housing.
Installation
CAUTION: See C A U T IO N on page 1 o f this
section regarding the fasteners referred to in
step 9.
1. W rap the ends o f the directional signal switch
wires with tape and then guide them
opening at the lower left hand side o f the bearing
housing (tilt columns) out the lower end o f the shift lever
housing and under the dash seal.
2. Place the directional signal switch in position
and install the three mounting screws; torque to 25 lbs.
in. after screw head has been firmly seated.
3. Tilt Columns Only-
a. Align the openings in the directional signal
switch cover with the proper lever positions and tap the
cover into place using a plastic ham m er.
b. Install the tilt release lever.
c. Automatic Transmission Model - Install the
P R N D L dial, pointer, dial illumination bulb and cap.
4. Install the directional signal switch lever and
hazard w arning knob.
5. Bend the wire retaining tabs slightly outward on
each wire in the wiring harness as shown in Figure 3B-
88; this will provide proper retention o f the wire in the
half-m oon connector.
6. Install each wire in its marked location in the
half-m oon connector. Push in until square part o f clip is
flush with the bottom side o f the connector. Connect the
directional signal switch wiring harness.
7. Snap the wiring harness protector into the
column retaining slots.
8. Install the directional signal cancelling cam and
spring.
9. Install the steering wheel as outlined under
"Steering Wheel - Installation".
10. Install the column to instrument panel trim
plate (if so equipped).
T IL T CO LUM N BEARING H O U S IN G
ASSEMBLY - G A N D P SERIES
Removal (Column in Vehicle)
1. Disconnect the battery ground cable.
2. Remove the steering wheel as outlined under
"Steering Wheel - Removal".
3. Remove the directional signal switch as outlined
under "Directional Signal Switch - Removal".
4. Column Shift Models - Using a suitable size
punch, drive out the shift lever pivot pin and remove the
shift lever.
5. Install the tilt release lever and place the column
in the full " u p " position. Remove the tilt lever spring
and retainer using a screwdriver that just fits into the slot
opening. Insert the screwdriver into the slot, push in
through the