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REAR SUSPENSION AND DRIVE LINE 4-12
Fig. 27—Shock Absorber Mounting—Exploded View (Chevy II)
Installation
1. Loosely install the two shock absorber upper at-
taching bolts.
2. Position lower attaching stud in axle bracket and
loosely install lock washer and nut.
3. Torque upper attaching bolts to specifications.
4. Torque lower attaching nut to specifications, ob-
serving procedure outlined in Removal procedure.
5. If equipped with superlift shock absorbers, connect
air line to shock absorber and add air to obtain a
minimum of 10 psi.
6. Lower vehicle and check shock absorber action.
Fig. 28—Removing Shock Absorber Eye Bolt (Chevy II)
Chevy H
Removal (Refer to Fig. 27)
1. Raise vehicle and support axle housing with adjust-
able jackstand.
2. Loosen and remove shock absorber lower mounting
bolt from shock absorber eye (fig. 28).
3. Remove shock absorber upper mounting bracket
bolts and withdraw shock absorber and bracket.
4. Remove nut, washers, bushing and upper mounting
bracket from shock absorber. Inspect rubber bush-
ings for
aging or damage and replace where
necessary.
Installation
1. Assemble nut, washer, rubber bushings, bracket and
upper bushing to shock absorber. Torque nut to
specifications.
2. Install shock absorber with upper bracket to floor
pan and torque to specifications.
3. Insert shock absorber eye into lower bracket, install
bolt with nut to rear and torque to specifications.
4. Lower vehicle and test shock absorber action.
Comoro
Removal (Refer to Fig. 29)
1. Raise rear
of vehicle and support rear axle
assembly.
2. Loosen and remove shock absorber lower attaching
bolt from shock absorber eye.
3. Remove shock absorber upper mounting bracket-to-
iiinderbody retaining screws and withdraw shock ab-
sorber and bracket.
4. Remove nut, upper retainer and grommet, gasket
and bracket, and lower grommet and retainer from
the shock absorber rod.
5. Inspect rubber grommets and gasket for damage and
deterioration--replace as required.
Installation
1. Assemble lower retainer and grommet, bracket and
gasket, upper grommet and retainer and nut to the
shock absorber rod. Torque nut to specifications.
2. Position shock absorber bracket to underbody and
install bracket retaining screws. Torque retaining
screws to specifications.
3. Insert shock absorber eye into lower bracket, install
bolt with head toward front of vehicle. Torque nut to
specifications.
4. Lower vehicle and test shock absorber action.
CONTROL ARM
Chevrolet Upper
Removal
1. * Using,a suitable hoist that will support the rear axle
housing or wheels (such as a twin post or drive on
ramp type), remove the rear pivot bushing bolt at
the rear axle housing (fig. 30).
NOTE:
The rear axle must be supported in
such a way as to prevent the axle housing from
rotating about the lower control arm rear pivot,
and to also relieve load on the pivot bushing.
2. Remove the three bolts, lock washers and nuts at-
taching the upper
control arm bracket to the
CHEVROLET CHASSIS SERVICE MANUAL
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