Lower Ball Joint - Pontiac Grand Prix Service Manual

FRONT SUSPENSION 3-15
3. Insert ball stud in steering knuckle and tighten nut
LOWER BALL JOINT. EXCEPT PONTlAC
to 50 Ib. ft. torque. Insert cotter pin.
CAUTION: Care should be taken to insure that steering
knuckle hole, ball stud and nut are free of dirt and
grease before tightening nut.
NOTE: Turn nut in tig4tening direction only to align slot
with hole to insert cotter pin. Do not back off nut.
4. Install wheel and tighten nuts to
70
Ib. ft. torque on
all models except Pontiac; install and tighten nuts to
75 Ib. ft. torque on Pontiac.
5.
Lower car.
LOWER BALL JOINT
-
PONTIAC
REMOVE
1. Remove hub and backing plate assembly or hub
and brake caliper assembly (see STEERING
KNUCKLE
-
REMOVE, steps 1 through
5).
2. Remove lower ball joint stud from steering knuckle
by prying on control arm using a suitable pry bar and
tapping sharply on knuckle in area of ball stud.
NOTE: Instead of using a pry bar, tool J 6627 can be
used on Pontiac and tool J
8806-1 can be used on all
models except Pontiac (Fig.
3-12
or
3-13).
3. Remove ball joint assembly from lower control arm
by chiseling or drilling rivet heads which retain ball
joint assembly to control arm, and drive out rivets.
INSTALL
1. Install new ball joint, using the special bolts,
washers and nuts supplied with ball joint package.
CAUTION: Use only the special alloy bolts supplied
withh ball joint package.
2. Tighten ball joint assembly attaching nuts to 9 Ib. ft.
torque.
3. Insert lower ball joint stud into steerin
and tighten nut to
50
lb. ft. torque. Insert
CAUTION: Care should be taken to insde that steering
knuckle hole, ball stud and nut are fiee of dirt and
grease before tightening nut.
I I
NOTE: Turn nut to tightening direction only to align
slot with hole to insert cotter pin. Do not b k offnut.
k
4. Install hub and backing plate asse&bly or brake
caliper assembly (see STEERING KNUCKLE
INSTALL, steps 3 through 5).
REMOVE
1. Raise car and support front lower control arms
under spring seats.
NOTE: This keeps spring compressed and allows
clearance to position tool J
9519-10.
2. Remove hub and backing plate assembly or brake
caliper assembly (see STEERING KNUCKLE -
REMOVE, steps 2 through
5).
3. Remove lower ball joint stud from steering knuckle
by prying on control arm using a suitable pry bar and
tapping sharply on knuckle in area of ball stud.
NOTE: Instead of using a pry bar, tool J
6627
can be
used on Pontiac and to01 J 8806-1 can be used on all
models except Pontiac (Fig.
3-12
or
3-13).
4.
Ry
off ball joint seal and retainer with a
screwdriver.
5.
Lower car.
Fig. 3-23 Lower Ball Joint Removal Except Pontiac