Chevrolet 10 Series 1968, Service Manual

Page: 176 / 713

REAR SUSPENSION AND DRIVE LINE 4-7
2. Loosen spring-to-shackle retaining bolt, but do not
remove.
3. Remove shackle-to-frame bracket retaining bolt—
then remove shackle bolt from spring eye (fig. 19).
4. Position shackle to spring eye and loosely install re­
taining bolt— do not torque retaining bolt at this time.
5. Position shackle to frame bracket and install retain­
ing bolt.
6. Lower vehicle so that weight of vehicle rests on
suspension components and torque both shackle bolt
retaining nuts to 155 ft. lbs.
Shackle Replacement (Series G10 and G20)
1. Support vehicle by jacking frame to remove load
from spring.
2. Loosen spring-to-shackle retaining nut (fig. 20).
3. Remove shackle-to-frame retaining bolt, making sure
that all tension is removed from spring.
4. Remove spring-to-shackle retaining bolt and disas­
semble shackle by removing bushing halves from
frame and spring eye.
F ig . 20—Series G 1 0 and G 2 0 Spring Shackle
5. Insert bushing halves in frame and spring eye.
6. Position shackles to bushing halves and install re­
taining bolts as shown in Figure 20.
7. Loosely install nuts to retain bolts; then lower ve­
hicle so that weight of vehicle rests on suspension
and torque nuts to 50 ft. lbs.
Bushing Replacement (Series P20 and C-P30)
NOTE:
The following bushing replacement pro­
cedure may be performed on the spring front
eye with the spring installed on the vehicle; to
replace the rear spring eye bushing, remove
spring from vehicle before attempting to replace
bushing.
1. Remove load from spring by jacking frame.
2. Remove lock bolt from spring hanger bracket and re­
move lubrication fitting from spring eye retainer pin.
3. Install Tool J-8118 in end of spring eye pin, and us­
ing slide hammer (Tool J-2619 and adapter J-2619-4)
pull pin out of spring eye and bracket.
Fig. 21— Removing Spring Eye Bushing (Series P20 and C -P 3 0 )
CHEVROLET TRUCK SERVICE MANUAL