No Engine Braking With Overdrive Switch Cancelled (Manual 1st & Manual 2nd Have Engine Braking)
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2002 Lincoln Navigator, 2002 Ford Expedition, 2001 Lincoln Navigator, 2001 Ford RV Cutaway, and 2001 Ford Pickup. However, it is still accessible from the selected car via links, so may be relevant.
Improperly torqued valve body bolts (gasket damaged) and/or valve body components (coast clutch solenoid, check ball, separator plate, 3-4 shift valve damaged).