Chevrolet Light Duty Truck 1973 Service Manual page 195

Installation
See CAUTION on page 1 of this
CAUTIO N :
section regarding the fasteners referred to in
steps 4 and 5.
1. Install shaft to control arm and install end nuts. Do
not torque nuts at this time.
2. Raise jack and position shaft into crossmember
saddle. Be sure to index hole in shaft to mate with
bolt head in saddle.
3. Install "U " bolts. Do not torque nuts at this time.
4. Torque cross-shaft end nuts.
NOTE: The shaft should roate by hand after
the nuts are torqued.
5. Torque "U " bolt nuts.
. Remove safety chain.
6
Lower vehicle to floor.
7.
UPPER CONTROL ARM ASSEMBLY
All Removal
1. Raise vehicle on hoist, remove wheel and tire
assembly and support lower control arm assembly
with adjustable jackstand.
2. Remove cotter pin from upper control arm ball stud
and loosen stud nut one turn.
3. Loosen upper control arm ball stud in steering
knuckle, using Tool J-23742 position as shown in
Figure 34. Remove the nut from the ball stud and
raise upper arm to clear steering knuckle.
Fig. 31—Positioning Lower Control Arm Shaft (Steel
Bushings)
FRONT SU S PEN SIO N
J—24435-7
J—24435-3
Fig. 32A—Upper Control Arm Rubber Bushing
Removal
J— 24435-4
J—24435-5
(HIDDEN)
Fig. 32B—Upper Control Arm Rubber Bushing
Installation
NOTE: It is necessary to remove the brake
caliper assembly and wire it to the frame to
gain clearance for tool J-23742. See section 5
for proper clearance.
4. Remove nuts securing control arm shaft to frame.
Withdraw control arm assembly.
NOTE: Tape shims together and tag for
proper relocation when control arm is
reinstalled.
Upper Control Arm Inner Pivot Shaft
and/or Bushing Replacement
CIO , G10-20 (Rubber Bushings)
Removal (Fig. 32A)
1. Remove the upper control arm using the preceding
procedure and mount the control arm in a vise.
3-21
J—24435-1
24435-7
LIGHT DUTY TRUCK SERVICE MANUAL