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.

Connecting Rod Bolt Inspection
Measure the diameter of each connecting rod bolt at point A and point B
with a micrometer.
Calculate the difference in diameter between point A and point B.
Point AпјЌPoi ...
Torque Converter Housing Lubrication Check Valve Replacement (A/T)
Remove the sealing bolt (A) and the sealing washer (B).
Remove the lubrication check valve (C) from the torque converter housing
(D).
Install the lubrication check val ...
Wheel Runout Inspection
Raise and support the vehicle.
Check for a bent or deformed wheel.
Set up the dial gauge as shown, and measure the axial runout by turning
the wheel.
...