Econoline E550 V10-6.8L VIN S (2003)
9. Install the torque converter drain plug cover.
10. Install the pan with the gasket. Alternately tighten the bolts.
11. CAUTION: The use of any other fluids than specified can result in the transmission failing to operate in a normal manner or transmission failure.
Fill the transmission.
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Add 6.2 liters (6.5 qts) of clean automatic transmission fluid to the transmission through the fluid filler tube.
12. Start the engine. Move the transmission range selector lever through all the gear ranges, checking for engagements.
13. With the engine running and the transmission at normal operating temperature 66 - 77°C (150 - 170°F), check and adjust the transmission fluid
level, and check for any leaks. If fluid is needed, add fluid in increments of 0.24-liter (0.5-pint) until the correct level is achieved (fluid should be
in the cross-hatched area of the fluid level indicator).