Shifts Erratically
WARNING: This page is about a different car, the 2002 Dodge Intrepid, 2002 Chrysler Intrepid, 2002 Chrysler Concorde, and 2002 Chrysler 300M. However, it is still accessible from the selected car via links, so may be relevant.
Possible cause: aerated fluid, faulty oil pump, hydraulic pressures too low, poor engine performance, incorrect shift linkage or cable adjustment, low fluid level, oil filter restricted, valve body malfunction or leakage, worn or broken reaction shaft support seal rings, worn or faulty low-reverse clutch, worn or faulty overdrive clutch, worn or faulty underdrive clutch, worn or faulty 2-4 clutch or transaxle overheating.