Town Car V8-4.6L (2008)
21. NOTE: To maintain driveshaft balance, install the driveshaft yoke and flange in the original position that was marked during removal.
Install the 4 retaining bolts.
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Tighten to 103 Nm (76 lb-ft).
22. Lower the vehicle.
23. Check the level of the transmission fluid. Add clean transmission fluid as necessary.