The gear between 2nd and 4th.
On a 3 or 4 speed it would be direct drive. A 1:1 ratio
A car with an automatic transmission. Or an automatic. (same thing)
Automatic or manual trans? What am I missing here? Explain! If it is stuck in 3rd gear then it is obvious that it can't go in reverse.
A fully automatic car doesn't need any action at all to change gear, a semi automatic car can have no clutch pedal, just a gear stick which you pull backwards to gear up or pedals behind the steering wheel.
absolutely!
That would be the second gear of your automatic transmission.
Yes
There are some automatic gear buttons. You can change them by pushing or pulling the handle of the gear forward or backward next to the correct button.
If would not be bad for a car engine to shift from third to second gear if you are traveling at 30mph.
Yes, but you have to have the gear in neutral (for an automatic)
Automatic Transmission. You can also get semi-automatics where the driver decides what gear to put the car in, but the gear changes are done by an automatic mechanism.
manual or automatic?
Change the gearbox oil and see if that helps. If it doesnt it will be the gear selection sensor.