Sierra 2500 Denali 2WD V8-6.0L (2011)
10. Use a screw driver, or similar tool to rotate the lock (1) until the lock (1) aligns with the thrust block.
11. Push in on the rear axle shaft (2) and remove the lock (1).
Note: If the rear axle shaft is difficult to remove, proceed to step 14.
12. Remove the rear drum brake axle shaft (2) from the rear axle assembly (1), if equipped.
