The shift lever cable may be damaged or out of adjustment.
what is going on
The snap ring may be missing at the end of the shaft.
It is designed to stay on. It will not drain your battery.
The vehicle speed sensor in the transmission may be bad.
to me it sounds like your map sensor is going out, you might want to check that.
Align the shift indicator orreplace it. Your problem is strictly column mechanical.
check the overload relay part # 201.540.32.45
Stay in what? More information needed. It's none of your business why my penis wont stay in
Probably low on freon.
you could try disconnecting both battery leads for 5 mins or so. See if that helps any. There is also a computer fuse in the fuseblock.
Because it hates you!
With the key.