Check your ignition system and maybe your fuel injectors are clogged? They sell injector cleaner at nearly all gas stations.. ... It may be something more serious though?
It might be that people toke it off or it might not have oil or the transmission doesnt work.
95 lin town car when turning on air conditioner and the clutch kicks on in the air compressor it jerks and the jerks at the same time car experiencing loss of electricity from engine when it jerks
no .... no way.
This means when your car jerks very hard.
Water in the gas
When an automatic car jerks into fourth gear it could be the transmission. You may need transmission fluid or a new transmission. A licensed mechanic can check the car.
If car jerks around 70 miles per hour, the wheel may off balance. The axle or undercarriage may also have issues.
Something is wrong
Trans problem
Engine is in need of tuning.
The problem could be a mechanical problem it is important to take it to the mechanic to have it checked.
Then you get the car! Easy!