Software updates are available that may help with harsh shifting issues. Software updates are commonly more effective on newer vehicles. It is possible for a mechanical failure to also cause a harsh shifting problem. Whenever mechanical transmission repairs are performed, the software should be checked and updated as necessary.
Problems for specific Dodge Caravan years:
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Repairpal verified 2005 Dodge Caravan problems
Under heavy acceleration in temperatures above 80° F, an engine spark knock can be heard. The powertrain control module may require replacement.
The front legs for the third row bench seat may not retract. Our technicians tells us a new parts kit and/or spring is available to correct this concern.
If the HVAC (heater) housing is not properly sealed at the bulkhead (firewall), water can leak into the passenger compartment. Foam sealant should be used to seal any gaps and the evaporator drain tube can be modified to prevent further water entry.
A moaning or fog horn sound may be heard while turning at a slow speed. Installing a finned power steering cooler will help alleviate the problem, but it may be necessary to replace the power steering rack.
Intermittently, the key may not start the car or release from the ignition. If it is excessively worn, replace the key. If the new key doesn't work, replacing the lock cylinder including tumblers should correct this concern.
Coolant leaks coming from the underbody on vehicles equipped with rear heat/AC are common. The underbody hoses should be inspected as part of regular maintenance. If you drive on roads where salt is prevalent the problem is generally more severe. Some 2005 models are involved in a special service action, no government recall was issued.
Due to the crankshaft end play being out of specification, the front crankshaft seal can be popped or pushed out. Revised crank main thrust bearings will solve the problem.