The engine computer has "lost" its idle memory. You need to unhook the battery for 5 minutes. That should reset it, and upon start up it should relearn idle positions.
A salmon jumping up a waterfall
Yes, a bad O2 sensor would cause a 2002 Dodge Dakota to stall. It would also cause bad fuel mileage and hard idling within the vehicle.
Dirt.
The most likely cause would be low fluid level.
I would start with your battery.
i would have to bet on the speed sensor
A dead battery would not cause an engine to seize
A loose wire would cause the horn to stop working on your Dodge Avenger 2.4L engine.
defective voltage regulator
you have to find where the leak is first.
A salmon jumping up a waterfall : Apex
There can be several things that will cause your 2000 Dodge Durango transmission to slip into reverse. A malfunctioning slave valve can cause this to happen.