Mustang V6-4.0L (2008)
5. NOTE: Do not overfill the transmission. This will cause transmission fluid to be forced out of the case.
Fill the transmission with the recommended fluid.
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Make sure the fluid is 12.7 mm (0.5 inch) below the filler opening for the correct fluid level. Using a tie strap, measure an inch from the end
and bend it at a 90-degree angle, place it in the filler opening and check the fluid. Adjust the fluid level as necessary.
6. Apply Threadlock(R) and sealer and install the fill plug.
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Tighten to 25 Nm (18 lb-ft).