1988-89 C Truck Ball Joint Replacement
Figure 14:
BALL JOINT REPLACEMENT, UPPER & LOWER: 1988-89 C TRUCK
Required Tools: J-23742 Ball Joint Separator
J-9519-D Ball Joint Remover And Installer Set
J-24319-01 Steering Linkage Puller
1. Raise vehicle and support it with safety jack stands.
2. Support lower control arm with jack and secure spring with a safety chain.
NOTICE: Jack or stand must remain under the lower control arm spring seat during removal and installation to retain spring and control arm in position
3. Remove wheel and tire assembly.
Figure 2:
Figure 3:
4. Remove brake line support (Fig. 2, 86) from upper control arm (Fig. 2, 42).
5. Remove brake caliper and rotor.
NOTICE: Support caliper with a piece of wire to prevent damage to brake line.
6. Remove cotter pin (Fig. 2, 68) and stud nut (Fig. 2, 67) from the upper ball joint (Fig. 2, 66).
7. Remove upper ball joint (Fig. 2, 66) from knuckle.
a. Support knuckle assembly.
b. Use J-23742 as shown in Figure 3.
c. Inspect tapered hole in knuckle and remove any dirt. If hole is out of round, deformed or damaged, the knuckle must be replaced.
Figure 2:
BALL JOINT REPLACEMENT, UPPER & LOWER: 1988-89 C TRUCK (Cont)
8. Remove rivets from upper ball joint (Fig. 2, 66). If ball joint has been previously replaced, remove bolts and skip to step 9.
a. Center punch top of rivets.
Figure 4:
b. Use a 4.763 mm (3/16-inch) drill to cut a 6.35 mm (1/4 inch) deep hole in center of each rivet (Figure 4).
Figure 5:
c. Drill rivet heads away using a 12.7 mm (1/2-inch) drill (Figure 5).
Figure 6:
d. Punch rivets out using a punch (Figure 6).
Figure 2:
Figure 8:
9. Remove upper ball joint (Fig. 2, 66).
Figure 7:
10. Install new upper ball joint (Fig. 7, 66) to upper control arm (Fig. 2, 42).
a. Position four attaching bolts (pointing upwards), washers and nuts.
b. Tighten nuts (A) to 23 N-m (17 lb.ft.).
Figure 2:
11. Remove cotter pin (Fig. 2, 68) and stud nut (Fig. 2, 67) from the lower ball joint (Fig. 2, 69).
12. Remove lower ball joint (Fig. 2, 69) from knuckle.
a. Support knuckle assembly.
b. Use J-24319-01 to break ball joint loose from knuckle.
c. Inspect tapered hole in knuckle and remove any dirt. If hole is out of round, deformed or damaged, the knuckle must be replaced.
d. Move knuckle assembly aside and support.
13. Remove lower ball joint (Fig. 2, 69) from lower control arm (Fig. 2, 40) using tools as shown in Figure 8.
14. Install new lower ball joint (Fig. 2, 69) to lower control arm (Fig. 2, 40).
Figure 9:
a. Press in ball joint using tools as shown in Figure 9. Ball joint will bottom on control arm.
Figure 2:
15. Install new lower ball joint (Fig. 2, 69) to knuckle.
16. Install lower stud nut (Fig. 2, 67) and new cotter pin (Fig. 2, 68).
a. Tighten stud nut (Fig. 2, 67) to 128 N-m (94 lb.ft.).
b. Align slot in stud with hole in stud by tightening stud nut.
c. Bend pin ends against stud nut.
17. Install brake rotor and caliper.
18. Install brake line support (Fig. 2, 86) to upper control arm (Fig. 2, 42).
BALL JOINT REPLACEMENT, UPPER & LOWER: 1988-89 C TRUCK (Cont)
19. Install wheel and tire assembly.
20. Repeat procedure for opposite side of vehicle.