Sierra 1500 4WD V8-6.0L VIN U (2006)
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.
6. Remove the TCC PCS retaining bolt and retaining bracket.
Important: 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 more.
7. Remove the TCC PCS (7).
Installation Procedure
1. Obtain a new SS 2 (1), SS 3 (4), TCC PCS (7), or modulated main pressure solenoid. Install O-rings (2 and 3) and lubricate with clean
transmission fluid. Push the new solenoid into the control valve assembly (5) with the wiring harness connector in the correct position.
2. Install the solenoid retainer (6). Connect the internal wiring harness to the solenoids replaced.