Upper

1. Raise vehicle and support with stands at outer ends of lower control arms.
2. Remove wheel and tire.

Fig. 7 Disconnecting Upper Ball Joint Form Steering Knuckle:

3. Remove cotter pin and retaining nut, then separate ball joint stud from knuckle using a suitable tool, Fig. 7.
4. Support upper control arm in a raised position.
5. Remove heads of rivets securing joint to arm, then drive out rivets to remove joint.

Fig. 8 Installing Service Upper Ball Joint:

6. Position replacement joint on top of control arm, insert retaining bolts supplied with joint from under arm, install nuts and torque to specifications, Fig. 8.
7. Remove upper control arm support, assemble ball joint to steering knuckle, install washer, if equipped, and retaining nut.
8. Torque retaining nut to specifications.
9. Tighten retaining nut up to an additional 1/16 turn, if necessary, to align hole in ball stud with nut, then install cotter pin.