Pontiac Fiero 1988 Service Manual page 191

3C-6 FRONT SUSPENSION
• 4 -
Install or Connect
1. Upper ball joint to control arm with nuts and
bolts. Torque to specifications provided in service
repair package.
Inspect
• The tapered hole in the steering knuckle and
remove any dirt . If any out-of-roundness, defor-
mation, or damage is noted, the knuckle MUST
be replaced.
2. Install upper ball joint to steering knuckle.
Q T i g h t e n
- Torque 40-55 N-m (30-40 lb. ft.) 1/6 turn to align
cotter pin, not to exceed 75 N-m (55 lb. ft.).
Install a new cotter pin.
3. Brake line clip to control arm.
4. Tire and wheel assembly.
5. Remove jack under lower control arm and lower
vehicle to the ground.
U P P E R C O N T R O L ARM
Figures 5 and 7
Tools Required
J-26407
2.
3.
5.
Remove or Disconnect
Raise vehicle on a hoist and support lower control
arm with a jack.
CAUTION: This keeps the coil spring
compressed. Use care to support
adequately, or personal injury could
result.
Tire and wheel assembly.
Bolt attaching brake line clip to upper control
arm.
Tie rod end from steering knuckle and swing
knuckle outboard.
Upper ball joint from steering knuckle using tool
J-26407.
Two bolts and paddle nut assembly attaching
U.C.A. shaft to crossmember and remove control
arm from vehicle.
Install or C o n n e c t
U.C.A, shaft bolts to crossmember with a new
paddle nut assembly. Do not apply final torque
until alignment is performed.
J9 Inspect
• The tapered hole in the steering knuckle, remove
any dirt. If any out-of-roundness, deformation, or
damage is noted, the knuckle MUST be replaced.
2. Upper ball joint to steering knuckle.
Q T i g h t e n
- Torque 40-55 N-m (30-40 lb. ft.) 1/6 turn to align
cotter pin, not to exceed 75 N-m (55 lb. ft.).
Install a new cotter pin.
3. Bolt attaching brake line clip to upper control
arm,
4. Wheel and tire assembly.
5. Remove jack supporting lower control arm and
lower vehicle to the ground.
6. Check and set alignment as necessary. See
Section 3A for specifications.
1. UPPER CONTROL A R M
2. PIVOT A R M
3. BOLTS (2)
4. HARDENED WASHER
5. PADDLE NUT A S M .
Figure 7 Upper Control Arm