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.

How to Enter Information
You can enter information (e.g., city names, street names, personal names,
and business names comprising letters, numbers, and symbols)
when prompted on input screens by two different methods. ...
Output Shaft (Countershaft) Speed Sensor Replacement (M/T)
M/T
Raise the vehicle on a lift.
Disconnect the output shaft (countershaft) speed sensor connector (A).
Remove the output shaft (countershaft) speed sensor (B).
...
Break-in Period
Help assure your vehicle’s future reliability and performance by paying extra
attention to how you drive during the first 600 miles (1,000 km).
During this period:
• Avoid full-throttle starts ...