K 2500 Truck 4WD V8-379 6.2L DSL VIN C FI (1989)
Figure 2
Figure 3
To check the ball joints for vertical looseness:
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With the vehicle on the jack stands, place dial indicator against the spindle to show vertical movement (Figures 2 and 3).
GMC Workshop Service and Repair Manuals
Campaign - Ball Joints/Alignment|Page 6063 >
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