Pontiac firebird 1968 - Lower Control Arm Bushings Replace

3-12
1968 PONTIAC SERVICE MANUAL
Fig. 3-14 Removing Upper Control Bushing Fig. 3-15 Installing Upper Control Arm Bushing
(Pontiac and Tempest) (Pontiac and Tempest)
2. Disconnect inner ends of lower control arm
from frame cross member by removing pivot bolts
on Pontiac and Tempest models. Firebird models
disconnect the lower control arm from the steering
knuckle, using tool J 6627 (Fig. 3-6).
INSTALLATION
la. On Firebird Models with the control arm ball
joint stud in place at steering knuckle, install lower
ball joint retaining nut, tighten to proper torque and
install cotter pin.
NOTE: When installing lower ball joint stud, be
sure stud and nut are free of dirt and grease be-
fore tightening. Do not loosen nut to insert cotter
pin, tighten to first hole that lines up with nut.
lb. On Pontiac and Tempest Models tighten bolts
retaining inner ends of lower control arm to frame
cross member while holding nuts to 110 lb. ft.
torque or hold bolt and tighten nut to 80 lb. ft. torque.
NOTE: On Pontiac, lower control arm to frame
bolts must be assembled with head of bolt towards
rear of car, and on Tempest bolt head must be
toward front of car. Tighten with car at curb
height.
2. Refer to Front Spring Installation Procedure
for remaining steps of this repair.
LOWER CONTROL ARM BUSHINGS REPLACE
REPLACE
NOTE: If the control arm is not removed from
car. The bushings can be replaced without re-
moving control arm from car by disconnecting con-
trol arm from frame at the two pivot bolts. When
performing the repair in this manner, care must
be taken to raise car off ground and support weight
of car at frame side rail. Then place a jack under
the lower control arm, remove pivot bolts and
carefully lower control arm until there is clear-
ance to install bushing removal tools. After bush-
ings are replaced reposition control arm to frame
and install pivot bolts, tighten bolts to proper
torque with control arm at curb height position.
On Firebird models use tool J 22739 to lower and
raise control arm.
REAR BUSHING- TEMPEST
FRONT BUSHING-PONTIAC
1. Remove lower control arm as outlined above.