Call a towing company, a mechanic, and a new friend.
Erratic RPMs while driving or in park could be due to a faulty oxygen sensor. It is also possible that poor gas is being used.
This sometimes happens when you park your car with the steering wheel turned too far to the right or to the left locking the steering wheel and trans. in park.
No, No car equipped with an automatic transmission should, unless the linkage is out of adjustment and it is not going into park.
it will not work
Broken "Parking Pawl"?
while you are in park? That should be normal. While in gear or driving, no that isn't.
Omaha Driving Park was created in 1875.
Youd probably be safer to at least pull off the road and park.
The driving distance is about 885 miles.
The driving distance is 140 miles.