ZDX V6-3.7L (2010)
9. The rear upper arm ball joint: Adjust the clip guide with the adjusting bolt (A) until its base is just above the groove around (B) the bottom of the
boot. Then slide the clip (C) over the clip guide and into position on the boot.
10. After installing a boot, wipe any grease off the exposed portion of the ball joint pin.
11. Install all of the removed parts.