STEERING 9-22
Fig.
45—Removing Lock Shoe Retaining Pin Using Tool J-22635
with screws, if plate was removed during dis-
assembly.
On automatic columns, press a new shift lever spring
into bowl, if original spring was removed.
Insert the signal switch wire harness and connector
through the bearing housing and bowl. Retain the
housing and bowl together during remaining assem-
bly. (On columns where signal switch connector can
be inserted through bowl, it is not necessary to re-
Fig.
46—Installing Shift Tube Using Shift Tube
Installer Tool J-22549
tain bearing housing and bowl together.)
8. Slide bowl into top of mast jacket.
9. Place wave washer and lockplate into position. Work
lockplate into notches in jacket by tipping lockplate
toward bowl hub under the top edge of the jacket.
10.
If seals were removed from lower end of shift tube,
cement new seals into place.
11.
Carefully install shift tube in lower end of mast
jacket. On automatic columns, align key way in tube
with key in bowl. Complete installation of shift tube
using shift tube installer Tool J-22549 as shown in
Figure 46. Do not hammer or force tube when in-
stalling in jacket.
12.
Pull up on bowl to compress wave washer and install
thrust washer and shift tube retaining ring.
13.
Insert support into jacket by aligning "V" in support
with "V" notch in jacket. Insert mounting screws
through support into lockpiate and tighten screws.
14.
Align fingers of lower bearing adapter with holes in
jacket and pilot adapter over shift tube. Snap adapter
into place.
15.
Install back-up lamp/neutral start switch on column,
if so equipped, using the same mounting nuts re-
moved during disassembly. Install the switch loose-
ly, it is to be adjusted when column is installed in
the vehicle.
16.
Assemble the steering shaft as follows:
a. Clamp the lower portion of the steering shaft in a
vise with the socket facing upward.
b.
Apply front wheel bearing lube to the centering
spheres and the steering shaft sockets. Assemble
the spheres, with the wave washer in between, and
place the spheres in the upper shaft socket.
c. Turn the spheres so the lower shaft may be in-
stalled over the grooves.
NOTE: The locating marking on the end of the .
CHEVROLET CHASSIS SERVICE MANUAL
STEERING 9-23
Fig.
47—I retaliating Spherical Joint Spring
upper shaft should be on the same side as the
flat on the lower shaft.
d. Install the upper shaft with spheres into the lower
shaft.
e. Insert the joint preload spring through the
spheres into the lower shaft. Using the upper
shaft to hold the spring in place, carefully feed
the spring into the upper shaft joint with a narrow
bladed screwdriver (fig. 47).
17.
Slide the race and bearing over the top of steering
shaft and install shaft in shift tube from upper end.
Carefully guide shaft through shift tube, taking care
not to tear or push out foam seal cemented inside
lower end of shift tube.
18.
Install tilt control lever and, holding lock shoes in
disengaged position, assemble bearing housing on the
shaft over the support until pivot pin holes line up.
19.
Secure bearing housing in position by pressing in the
pivot pins.
20.
Place housing in full up position and install tilt
spring, tapered end first. Install tilt spring retainer
using screwdriver in retainer slot.
21.
Install turn signal switch with three mounting
screws. Place short length screw in top position
above lock shoes.
NOTE:
If the steering shaft, adapter, mast
jacket, support or bearing housing has been,
replaced, the component stack-up in the column
will be different. Replace the lower plastic in-
jected tolerance ring and the lower bearing pre-
load spring with the necessary tolerance ring
kit as described below.
22.
Slide kit spring, tolerance ring kit, washers, and
retaining ring on steering shaft from lower end.
Seat retaining ring in steering shaft groove.
23.
Screw tolerance ring kit sections together leaving
enough inner edge exposed for later adjustment as
shown in Figure 35.
24.
Install inner race, inner race seat, and bearing lock-
nut on end of steering shaft, using locknut wrench
ToolJ-22599 (fig. 39).
25.
Remove any remaining looseness from internal col-
umn stack-up by unscrewing inner tolerance kit ring
section; then screw inner ring section back in 1/8 to
1/4 turn (fig. 36).
26.
Tighten bearing locknut installed in Step 24 above
until the torque required to rotate the steering shaft,
with the housing in the mid position, is 23 lb. in.
27.
Touch the outer surface of the tolerance ring kit at
several locations with a hot soldering iron to melt
the threads of the inner and outer sections together.
28.
Check to insure hazard warning switch is pushed in.
Remove tilt release control lever and install turn
signal switch cover using turn signal cover installer
Tool J-21853 (fig. 48). On automatic column, be sure
key in the cover is aligned with keyway in bearing
housing.
29.
Place turn signal control lever in position and se-
cure with mounting screw. Screw tilt release control
lever in. Screw hazard warning knob in.
30.
On automatic columns, place transmission shift con-
trol lever in position and insert lever retaining pin.
31.
On automatic columns to be installed in a Camaro,
insert the bulb and cap into the turn signal switch
housing (fig. 33). Slide pointer into position in bowl.
Install dial and dial retainer with mounting screws
removed during disassembly.
32.
Install steering shaft flange on bottom of shaft and
secure with flange bolt.
33.
Remove column from vise. Pull wires back against
column leaving a small amount of slack. Snap wiring
protector into position. Be sure enough slack re-
mains in wires to allow column head to tilt to full
up position.
34.
If mesh cover was removed, wrap mesh cover around
mesh portion of jacket and secure with friction or
electricians tape.
35.
Slide cancelling cam and cancelling cam spring on
upper end of shaft.
Disassembly—Standard Corvette Column (Fig. 49)
1.
Place column on a suitable work bench.
2.
Remove upper bearing preload spring and cancelling
cam from end of column.
3.
Slide escutcheon clear of wiring protector and re-
move protector.
4.
Remove turn signal lever retaining screw and re-
move lever. Push hazard warning knob in; unscrew
and remove knob.
Fig.
48—Installing Turn Signal Switch Cover Using
Signal Switch Installer Tool J-21853
CHEVROLET CHASSIS SERVICE MANUAL
STEERING
9-26
Fig.
54—Corvette Telescoping Column—Exploded View
1.
Wiring Protector
2.
Screw
3. Screw
4. Turn Signal Switch
5. Upper Bearing
Housing
6. Signal Switch Cover
7. Escutcheon
8
9
10
11
12
13
14
8.
Mast Jacket
9. Bumper
Key
Bumper
Bumper Key Strap
Steering Wheel Nut
Upper Bearing Preload
Spring
15.
Cancelling Cam
16.
Retaining Ring
17.
Thrust Washer
18.
Wave Washer
19.
Retainer
20.
Bearing
21.
Spring
22.
Washer
23. Retaining Ring
24.
Lower Steering
Shaft
25.
Upper Steering
Shaft
26.
Locking
Rod
27.
Wedge
Disassembly—Corvette Telescoping Column (Fig. 54).
1.
Place column on a suitable work bench.,
2.
Remove upper bearing preload spring and cancelling
cam from end of shaft.
3.
Remove turn signal lever retaining screw and re-
move lever. Push hazard warning knob in; unscrew
and remove knob.
4.
Remove upper retaining ring from upper steering
shaft using a screwdriver. Remove thrust washer
and wave washer. -
5. Remove three- screws from the lower bearing
retainer.
6. Carefully slide steering shaft assembly out of lower
end of mast jacket.
7. Remove flange bolt and flange from lower end of
shaft. -
CAUTION: Use caution when removing the low-
er retaining ring in the following step. The lower
bearing washer is under load from the com-
pressed spring and could cause injury when the
lower retaining ring is removed.
8. Carefully remove lower retaining ring as shown in
Figure 55. Remove washer* spring, packing, and
CHEVROLET CHASSIS SERVICE MANUAL
STEERING 9-27
Fig.
55— Removing Lower Bearing Retaining Ring
bearing assembly from lower end of shaft.
9. Push upper steering shaft section into lower section
until spring pin is visible at pin access hole in lower
section. Drive out spring pin.
10.
Remove upper shaft section from lower section. If
necessary, replace locking wedge and locking rod at
this time.
11.
Remove bumper key strap (fig. 56). Remove keys and
bumper assembly.
12.
Remove screws securing bottom of wiring protector
to column.
13.
Slide inner jacket section, switch cover, switch,
upper bearing housing, wiring protector, and es-
cutcheon off top end of jacket.
14.
If necessary, remove three turn signal switch mount-
ing screws and remove switch and upper bearing
housing.
15.
If necessary, remove seals from I.D. of mast jacket.
16.
If necessary, unwrap mesh cover from jacket.
Assembly—Corvette Telescoping Column (Fig. 54)
1.
Apply a thin coating of lithium soap grease to all
friction surfaces.
2.
If seals were removed from I.D. of mast jacket,
cement new seals in positions where old seals were
removed.
3.
Place locking wedge and locking rod into upper shaft
and slide upper shaft into lower shaft.
4.
Align upper and lower shafts and insert spring pin
into access hole.
5. Install bearing, packing, spring, washer, and retain-
ing ring on bottom of steering shaft. Seat the re-
taining ring into the steering shaft groove with a
screwdriver.
6. Carefully slide steering shaft into lower end of mast
jacket.
7. Install bearing retainer over lower end of shaft and
lower end of jacket. Secure retainer with three
screws.
8. Install flange and flange bolt on lower end of steering
shaft.
9. Feed wires of turn signal switch through turn signal
switch cover and escutcheon, and place switch and
upper bearing housing in cover. Secure switch to
cover with three mounting screws.
10.
Place wiring protector inside escutcheon.
11.
Start escutcheon and wiring protector, with signal
switch wires, over end of outer jacket.
12.
Slide inner jacket section into outer jacket section.
13.
Secure switch cover to flange of inner jacket section
by tightening the signal switch mounting screws.
14.
Secure the bottom of the wiring protector to the col-
umn with two screws.
15.
Assemble keys and bumper and place the entire as-
sembly in position in the jacket. Install bumper key
strap.
16.
Slide wave washer, thrust washer, and upper retain-
ing ring into place at top of shaft. Seat retaining ring
in steering shaft groove with a screwdriver.
17.
Place turn signal switch lever in position and secure
with screw. Screw hazard warning knob into position.
18.
If mesh cover was removed, wrap mesh cover around
mesh section of jacket and secure with electricians
or friction tape.
19.
Slide cancelling cam and upper bearing preload
spring over top end of shaft.
Installation
NOTE:
Before placing column in position in
vehicle, refer to figures 19 through 23 and slide
dash panel seals, covers, plates, and clamps
loosely into position on column for later
installation.
1.
Move front seat back as far as possible to provide
Fig.
56—Removing Bumper Key Strap
CHEVROLET CHASSIS SERVICE MANUAL
STEERING 9-31
Fig.
63—Freeing Ball Stud
rod threads with EP Chassis lube and install ends on
tie rod making sure both ends are threaded ah equal
distance from the tie rod.
2.
Make sure that threads on ball stud and in ball stud
nuts are perfectly clean and smooth. Install neoprene
seals on ball studs.
NOTE: If threads are not clean and smooth,
ball studs may turn in tie rod ends when at-
tempting to tighten nut.
3.
Install ball studs in steering arms and relay rod.
4.
Install ball stud nut, and install cotter pins. Lubri-
cate tie rod ends.
5.
Adjust toe-in as described in Section 3.
NOTE: Before locking clamp bolts on the rods,
make sure that the tie rod ends are in alignment
with their ball studs (each ball joint is in the
center of its travel). If the tie rod is not in
alignment with the studs, binding will result.
RELAY ROD-ALL MODELS EXCEPT CORVETTE
Removal
1.
Remove inner ends of tie rods from relay rod as
described under Tie Rod - Removal.
2.
Remove cotter pin and nut from relay rod ball stud
attachment at pitman arm.
3.
Detach relay rod from pitman arm. Shift steering
linkage as required to free pitman arm from relay
rod.
4.
Remove cotter pin and nut from idler arm and re-
move relay rod from idler arm.
Installation
1.
Install relay rod to idler arm, making certain idler
stud seal is in place, then install and tighten nut.
Advance nut just enough to align castellation with
cotter pin hole and install pin.
2.
Raise end of rod and install on pitman arm. Secure
with nut and cotter pin.
3.
Install tie rod ends to relay rod as previously
described under Tie Rods. Lubricate tie rod ends.
4.
Adjust toe-in (see Section 3) and align steering wheel
as described previously in this section under Steer-
ing Wheel Alignment and High Point Centering.
RELAY ROD-CORVETTE
Removal
1.
Remove steering damper from relay rod as outlined
under Steering Damper-Removal. Remove anchor
bracket from relay rod by disconnecting two mount-
ing bolts.
2.
Remove inner ends of tie rods from relay rod as
described under Tie Rod--Removal.
3.
Remove cotter pin from end of relay rod at pitman
arm ball stud attachment, and remove stud nut.
4.
Tap brJl stud out of pitman arm and lower relay rod.
5.
Remove cotter key and nut from idler arm and re-
move relay rod from idler arm. Remove washer and
seal from idler arm.
Installation
1.
Place relay rod on idler arm stud, making certain
idler stud seal and washer are in place, then install
and tighten nut. Advance nut just enough to align
castellation with cotter pin hole and install pin.
2.
Install new seal and clamp over ball at end of pitman
arm.
3.
Install inner spring seat and spring to relay rod.
4.
Raise end of rod and install on pitman arm.
5.
Install spring seat, spring, and end plug.
6. Tighten end plug until springs are compressed and
plug bottoms, then back off 3/4 turn plug amount
necessary to insert cotter pin. Insert cotter pin to
lock adjustment.
7.
Install tie rod ends to relay rod as previously de-
scribed under Tie Rods.
8. Lubricate tie rod ends and pitman arm to relay rod
ball joint.
9. Install steering damper bracket and tighten bolts.
Install damper as outlined under Steering Damper--
Installation.
10.
Adjust toe-in and align steering wheel as described
previously in this section.
IDLER ARM
Chevrolet, Chevelle, Comoro, and Corvette (Fig. 62)
Removal
1.
Remove idler arm to frame nut, washer, and bolt.
No washer is used on Corvette.
2.
Remove cotter pin and nut from idler arm to relay
rod ball stud.
3.
Remove relay rod from idler arm by tapping relay
rod with a hammer using a heavy hammer as a
backing.
4.
Remove idler arm.
Installation
1.
On Chevrolet, place seal in position on idler arm
stud; position stud up through frame, and secure with
lock washer and nut.
2.
On Chevelle, Camaro, and Corvette, position idler
CHEVROLET CHASSIS SERVICE MANUAL
STEERING
9-32
arm on frame and install mounting bolts, washers
and nuts. No washer is used on Corvette.
Install relay rod to idler arm, ^making certain seal
is on stud. Install and tighten nut.
Install cotter pin.
Refer to torque specifications at rear of manual for'
correct torque values.
Chevy II (Fig. 62}
Removal
1.
Remove cotter pin, nut and washer securing idler
arm to relay rod.
2.
Remove relay rod from idler arm.
3.
If equipped with power steering disconnect power
cylinder shaft from idler arm bracket.
4.
Remove three idler bracket to frame bolts and nuts
and remove bracket and idler arm assembly.
5.
Remove cotter pin, nut, washer and bolt securing the
idler arm to the bracket.
6. Press out the idler arm bushing for replacement.
Installation
NOTE: Installation must be done with front
wheels straight ahead or the car will lead to one
side.
1.
Install idler arm bushing, if previously removed.
NOTE: Make certain the outer sleeve of the
bushing does not protrude above surface of idler
arm.
2.
Reverse removal procedure and torque all nuts ac-
cording to specifications.
PITMAN ARM
Removal
1.
Remove cotter pin from pitman arm ball stud and
remove nut.
2.
Remove relay rod from pitman arm by tapping on
side of rod or arm in which the stud mounts with a
hammer while using a heavy hammer or similar tool
as a backing. Pull down on relay rod to remove
from stud.
3.
Remove pitman arm nut from sector shaft and mark
relation of arm position to shaft.
4.
Remove pitman arm with Tool J-6632 as shown in
Figure 2.
Installation
1.
Install pitman arm on sector shaft, lining up the
• marks made upon removal.
2.
Install sector shaft nut.
3.
Position relay rod on to pitman arm. Install nut.
Continue to tighten arm enough to align castellation
with hole in stud and install cotter pin.
STEERING ARM
If, through collision or other damage, it becomes nec-
essary to remove and replace either steering arm, pro-
ceed as follows:
Removal
1.
Remove tie rod from steering arm as outlined in this
section.
2.
Remove front wheel, hub and brake drum as a unit
by removing hub cap and dust cap, cotter pin from
spindle nut and the spindle nut. Pull assembly to-
ward outside of vehicle. If removal is difficult, it
may be necessary to back off brake adjustment to
increase brake shoe-to-drum clearance; see Hy-
draulic Brake Adjustment, Section 5. On models
with disc brakes, remove caliper and disc.
3.
With wheel and drum assembly or caliper and disc
removed, steering arm retaining bolt heads are ac-
cessible and removal of steering arm from vehicle
may be accomplished by removing retaining nuts.
Installation
1.
Place steering arm in position on vehicle and install
retaining bolts*
2.
Install nuts. Use only the special locknut listed for
this use in the Chevrolet Parts Catalog.
3.
Pack wheel bearings using a high quality wheel
bearing lubricant. Install bearings and wheel-hub-
brake drum assembly removed previously. On disc
brake models, install disc and caliper.
4.
Install keyed washer and spindle nut. Proceed as out-
lined under t{ Front Wheel Bearing Adjustment" in
Section 3.
5.
Install tie rod ball stud in steering arm. Be sure that
the dust cover is in place on ball stud.
6. Install castellated nut on ball stud, tighten securely
and install cotter pin.
7.
Following directions given in Section 3 to check cor-
nering wheel relationship and toe-in; correct as
required.
STEERING DAMPER-CORVETTE
Removal
1.
Remove bolt from damper pivot bracket at relay rod.
2.
Remove nut from damper pivot at frame bracket and
withdraw damper assembly.
Damper is serviced as a unit. Replace damper if
3.
damaged or excessively worn.
Installation
1.
Place piston rod end into frame bracket and install
retainers, bushings, and nut.
2.
Insert cylinder end pivot into relay rod bracket and
install through bolt.
CHEVROLET CHASSIS SERVICE MANUAL
ELECTRICAL-BODY AND CHASSIS 12-43
23.
Install
MCtT
ring over steering shaft using snap ring
installer J-22659 (refer to Section 9).
NOTE: Be sure retaining ring is completely
seated into groove.
24.
Install dial pointer on Chevrolet and Chevelle models
equipped with automatic transmission (if applicable).
25.
Install dial indicator and lamp assembly on Camaro
and Chevy n models equipped with automatic
transmission.
26.
Install mast jacket lower trim covers (if applicable).
27.
Install hazard warning knob and turn signal lever.
28.
Install shift lever.
29.
Install steering wheel.
30.
Install multiple connector to switch wiring using old
harness for wire color guide and connect to body
harness connector.
31.
Connect battery ground cable and check operation of
assembly.
Tilt Steering Column (Fig. 57)
Chevrolet, Chevelle and Camaro
1.
Disconnect battery ground cable.
2.
Disconnect directional switch wiring harness from
body harness at multiple connector under instrument
panel.
3.
Remove steering wheel assembly (refer to Steering,
Section 9).
4.
Remove preload spring and cancelling cam from end
of shaft.
5.
Remove shift lever pin and lever from steering col-
umn (except floor shift).
6. Remove directional le*ver screw and lever.
7.
Push in hazard warning knob and unscrew knob.
8. On Camaro models equipped with automatic trans-
mission, remove quadrant dial and lamp assembly
from column.
9. Remove mast jacket trim cover
(s).
10.
On Chevrolet and Chevelle models with automatic
transmission, loosen set screw and remove quadrant
dial pointer.
11.
Assemble slide hammer Tool J-6585-1 to turn signal
cover remover Tool J-21486. Place cover remover
over turn signal cover, tighten clamp, and pull cover
from end of column with slide hammer (Refer to
Steering, Section 9).
12.
Remove three switch mounting screws, noting short
length of top screw.
13.
Cut multiple connector from switch wiring and slide
switch from end of column.
14.
To install new switch, feed wiring through the bear-
ing housing, around support, and through shift bowl
and shroud.
15.
Feed through wiring protector. If clearance is not
sufficient loosen mast jacket bracket retaining bolts.
16.
Insert switch wiring terminals in multiple connector.
Use old connector
and
wiring for color guide.
17.
Position switch and install three mounting screws
with short screw in top position.
18.
Be sure hazard warning switch is pushed in, then
install turn signal cover using special Tool J-21853.
On automatic columns align key in cover with keyway
in bearing housing.
19.
Install turn signal lever, hazard warning knob and
tilt lever.
20.
Install shift lever and roll pin (where applicable).
21.
Install dial pointer on Chevrolet and Chevelle. On
Camaro install dial indicator and lamp assembly.
22.
Install trim covers and retaining screws.
23.
Install cancelling cam and preload spring.
24.
Install steering wheel (Refer to Section 9).
25.
Connect switch wiring to body harness under instru-
ment panel.
26.
Connect battery ground cable and check operation of
unit.
Standard and Telescoping Steering Column
Corvette (Fig. 58)
1.
Disconnect battery ground cable.
2.
Disconnect signal switch harness wiring from chas-
sis wiring harness at multiple connector under in-
strument panel.
3.
Remove steering wheel assembly as outlined in
Steering, Section 9.
4.
Remove preload spring and cancelling cam.
5.
Remove directional signal lever screw and lever.
6. Push in hazard warning knob, unscrew and remove
knob.
7.
Remove lower trim cover retaining screws and
cover.
8. Remove retaining ring, thrust and wave washers
from upper end of shaft.
9. Cut wiring above connector.
10.
Remove three switch mounting screws, slide switch,
cover and upper bearing housing from column, pull-
ing wire through protector and escutcheon.
11.
To install replacement switch, assemble upper bear-
ing housing and turn signal switch into switch cover,
then feed wiring through escutcheon and protector
until switch can be positioned on mast jacket.
12.
With switch positioned on mast jacket, install three
switch mounting screws.
13.
Install thrust and wave washers and snap lock ring
in place.
14.
Install turn signal lever and hazard warning knob.
15.
Install cancelling cam and upper bearing preload
spring on steering shaft.
16.
Install steering wheel assembly.
NOTE:
Be sure directional signal switch is in
neutral position before installing wheel.
17.
Install connector on directional signal wiring har-
ness and connect to body harness connector.
CHEVROLET CHASSIS SERVICE