Upper

Fig. 11 Checking ball joints for wear.:

1. Raise car and position jack stands under lower control arms as near as possible to each ball joint.
2. Clamp vise grips on end of drive axle and position a dial indicator so that dial indicator ball rests on vise grip, Fig. 11.
3. Place a pry bar between lower control arm and outer race and pry down on bar. Reading must not exceed 1/8 inch.