Shock Absorber-Firebird; Spring And Shock Absorber Anchor Plate; Rear Shock Absorber Installation - Pontiac Grand Prix Service Manual

4-2 1969 PONTIAC SERVICE MANUAL
80-110 psi utilizing fill valve from
J 22695 package,
submerge in water and observe for leaks. See
Precautions under PONTIAC AND GRAND PRIX
AUTOMATIC LEVEL CONTROL SYSTEM for
further Superlift in formation.
REMOVE
CAUTION: If car is elevated, support rear axle
assembly so it will not swing down and damage brake
line when shocks are removed.
1. a. Remove nuts and washer head screws from upper
end of shock absorber.
.
b. Disconnect air line from Superlift.
CAUTION: To prevent damage to neoprene boot on
Superlifr unit, do not rotate free end with opposite end still
attached.
NOTE: Place a ring of sealer around shock absorber
rod hole on surface of bracket that fits againstjloorpan.
2. Position shock absorber bracket to floor pan with
two washers (seals) between bracket and floor pan.
Install and torque bracket retaining screws to 10 lb. ft.
3. Insert shock absorber lower end stud into spring and
shock absorber anchor plate. Torque nut to 60 Ib. ft.
NOTE: Shock absorber stud must not rotate while
tightening nut.
4. Lower car and test shock absorber action.
SPRING AND SHOCK ABSORBER ANCHOR PLATE
OR SPRING CUSHION PADS
-
FIREBIRD
2. Remove nut and lock washer from shock absorber
REMOVE
lower end stud and remove shock absorber.
1. Raise car at axle housing.
NOTE: Clean and inspect rubber inserts. If rubber
inserts have shi/led from their originalposition in either
2. Remove nut and lock washer from shock absorber
eye, replace shock absorber.
lower end stud.
INSTALL
NOTE: Compress shock to move out oJway.
1. Install shock absorber by reversing the above steps.
2. Tighten upper screws to 20 Ib. ft. torque. Tighten
lower nut to 65 lb. ft. torque.
NOTE: Shock absorber stud must not rotate while
tightening nut.
3. Lower car and test shock absorber action.
SHOCK ABSORBER-FIREBIRD
REMOVE
1. Raise rear of car and support rear axle assembly.
2. Remove nut and lock washer from shock absorber
lower end stud (Fig. 4-1).
3. Remove shock absorber upper mounting bracket to
rear compartment floor pan retaining screws and
withdraw shock absorber with mounting bracket.
4. Remove nut, upper bracket, grommets and retainers
from the shock absorber rod.
NOTE: Inspect rubber grommets for damage and
deterioration. Replace as required.
INSTALL
1. Assemble lower retainer, grommet, bracket, upper
grommet, retainer and nut to the shock absorber rod.
Torque,nut to 8 Ib. ft. Fig. 4-1 Rear Shock Absorber Installation
-
Firebird
L O W E R S H O C K
UPPER S H O C K
M O U N T I N G
M O U N T I N G
( B O T H SIDES)
(L.H. S H O W N -
R.H. O P P O S I T E )
INSTALL ON
AXLE
ASSY.
SPRING AND SHOCK
ABSORBER ANCHOR PLA
P
LEFT SHOCK IS MOU.NTED
BEHIND AXLE HOUSING AND
RIGHT SHOCK IS MOUNTED
IN FRONT OF AXLE HOUSING