Sierra 1500 4WD V8-6.0L VIN U (2006)
19. Remove shift solenoid 3 (SS3) retainer (1).
20. Remove SS3 (4).
21. Remove the O-rings (2 and 3) from the SS3 (4).
22. Remove the 3 bolts (1) that retain the PCS retaining bracket (2) to the main valve body (3).
23. Remove the PCS retaining bracket (1), 2 accumulator springs (2), and 2 accumulator plugs (3).
24. Remove the pressure control solenoid 1 (PCS1) (15), valve (13), spring (12), valve (11), and spring (10).
25. Remove the pressure control solenoid 2 (PCS2) (9), valve (7), valve (6), and spring (5).
26. Remove the O-ring (14) from PCS1 (15).
27. Remove the O-ring (8) from PCS2 (9).
