F 550 4WD Super Duty V10-6.8L (2009)
Fluid - A/T: Service and Repair
Transmission Fluid Drain and Refill - Without Automated Equipment
TorqShift
Transmission Fluid Drain and Refill - Without Automated Equipment
Draining
NOTICE: Use transmission fluid specific for this transmission. Do not use any supplemental transmission fluid additives or cleaning agents.
The use of these products can cause internal transmission components to fail, which will affect the operation of the transmission.
1. With the vehicle in NEUTRAL, position it on a hoist.
2. Remove the transmission fluid pan drain plug and allow the transmission fluid to drain.
3. NOTE: If equipped with a radiator in-tank transmission fluid cooler or an Oil-To-Air (OTA) cooler, the coolers will need to be flushed.
Only flush the cooler tubes and radiator in-tank transmission fluid cooler if carrying out a transmission overhaul or when installing a
remanufactured transmission. For additional information, refer to Transmission Fluid Cooler Backflushing and Cleaning See: Transmission
Cooler/Testing and Inspection/Component Tests and General Diagnostics/TorqShift/Transmission Fluid Cooler Backflushing and Cleaning.
Refill
1. Install the transmission fluid pan drain plug.
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Tighten to 18 Nm (159 lb-in).
2. NOTICE: The use of any transmission fluid other than specified may result in the transmission failing to operate in a normal manner or
transmission failure.
Fill the transmission.
