Sierra Denali RWD V8-6.2L (2009)
9. Remove the TCC solenoid and wiring harness (66).
Turn the wiring harness over so the wiring harness hangs down.
10. Remove the solenoid retainer bolt (36A) and the solenoid retainer (378).
11. Remove the pressure control solenoid (377).
Note the orientation upon removal.