Every 30K under normal conditions. 15K under very dusty conditions or otherwise under mechanics discretion.
That should be 6 quarts with the filter change. That should be 6 quarts with the filter change.
by taking it to someone smarter than you. you should not even be allowed to drive if you cant change an air filter.
Remove transmission oil pan for access to filter Change fluid, filter, and gasket
I have always been told, and believe that it should be done every 50,000 miles
Get 6 that should be plenty
6 with a filter change.
6 quarts ( 5.7 liters ) with filter change
http://www.fordf150.net/howto/fuelfilter.php
( 6 quarts ) WITH FILTER CHANGE
6 quarts ( 5.7 liters ) with filter change for the 5.4 L on a 2002 F150
The 2006 F150 owners manual shows 7 quarts with filter change for the 5.4 L
How Do I Change My Automatic Transmission Filter?www.2carpros.com/how_to/transmission_service.htm