Sierra 3500 Denali 2WD V8-6.0L (2011)
5. Using the J 42188-B - separator , remove the upper control arm from the steering knuckle.
6. Remove the J 42188-B - separator and the upper ball joint nut. Discard the nut and replace with NEW only.
7. Remove the upper control arm nuts (1), (6) and the adjustment cams (2), (5).
8. Remove the adjuster bolts (3), (4).
