Sierra 3500 Denali 4WD V8-6.0L (2011)
4. Remove the solenoid retainer (6) for shift solenoid 2 (SS2) (1) or shift solenoid 3 (SS3) (4), whichever is being replaced.
5. Note the position of the solenoid connector and pull the solenoid out of the bore in the control valve assembly. The O-rings (2 and 3) provide the
resistance felt during removal.
Note: The TCC pressure control solenoid (PCS) retaining bracket must not be modified. Note that the angle between the 2 bracket surfaces is less
than 90 degrees. Replace the bracket if the angle is 90 degrees or greater.
6. Remove the TCC PCS retaining bolt and retaining bracket.
7. Remove the TCC PCS (7).
Installation Procedure