Follow these instructions to keep the ATF cooler cleaner working properly:
Replace the two magnetic nonbypass spin-on filters after every 20 hours of use, based on the hour meter, or when you notice a restriction in the ATF flow.
Check the level and condition of the fluid in the tank before each use.
Replace the ATF in the tank when it looks dark or dirty.

Voice Control Switch Replacement (With Navigation)
SRS components are located in this area.
Review the SRS component location, and the
precautions and procedures in the SRS section before
doing repairs or service.
Remove the ...
Reassembly
Install the upper spring seat (A) to the upper spring seat clip (B).
NOTE: Make sure to securely set the upper spring seat to the hook (C) on
the spring seat clip.
...
Engine Block Drain Bolt/Sealing Bolt Installation
NOTE:
When installing the drain bolt (A), always use a new washer.
When installing the sealing bolt(s) (B), always use a new bolt(s) and
washer(s) (C).
...