Your transmission is breaking down inside. ether watch for it. or extensive transmission is required.
The most common cause of a automatic transmission jerking, when shifting, is low transmission fluid. Fill the transmission to the full mark.
That only usually only happens in a manual transmission
electronic solenoid
a bad radiator -automatic portion of radiator not cooling off transmission
Possibly low fluid.
There are several causes that an automatic transmission will not want to shift into second gear. The two most common causes are transmission pump issues and trouble with the vacuum modulator.
A good woman.
could it be low fluid
low gear oil or gears are worn.
A seized up transmission can cause a Volkswagen Golf with an automatic transmission to not shift and racing RMPs after second. A worn gear can also prevent shifting.
no tranmission fluid in it or it maybe your tranmission is bad because you keep grinding your gears up but for a automatic its your transmission fluid
If the car is automatic you must have the footbrake applied to shift from park.