C 1500 Truck 2WD V8-350 5.7L (1989)
FIGURE 15
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The vehicle must be stable and should not rock on floor stands.
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If vehicle is equipped with aluminum wheels it may be necessary to first remove wheel.
Check the ball joints for vertical looseness:
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With vehicle on the jack stands, place dial indicator against spindle to show vertical movement (Figure 15).
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Pry between lower control arm and outer race while reading dial indicator. This will show vertical looseness in ball joints (Figure 15).
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If dial indicator reading is more than 1 mm (0.040 inch), replace ball joint.
NOTICE:
Do not pry between lower arm and drive axle seal or in such a manner that ball joint seal is contacted. Damage to the seal will result (4WD).
1990 C AND K MODEL UPPER
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Be sure vehicle rests on a level surface.
Figure 14
BALL JOINT WEAR CHECK (1990 ONLY) - Con't
1990 C AND K MODEL UPPER (Con't)
