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.

Shaft Assembly and Housing Installation (A/T)
Install the differential assembly in the torque converter housing.
Install the baffle plate.
Assemble the mainshaft, the countershaft, and the secondary shaft.
NO ...
HFL Menus
The ignition switch must be in ACCESSORY
or ON
to use HFL.
To use HFL, you must first pair your Bluetooth-compatible cell phone to the
system while the vehicle is parked.
Phone Setup
...
Rear Axle Beam Replacement
Raise and support the vehicle.
Remove the rear wheels.
Remove the rear hub bearing unit.
Remove the parking brake cable bracket (left side) (A), the b ...