It probably thinks it's a horse
The AC compressor puts quite a load on the engine, especially one with less cylinders. It puts a load on the engine, causing it to jerk back and forth.
a small evap leak would not cause your car to jerk.
A simple tune-up should correct the issue.
Noun: The jerk of the car sent the groceries everywhere. Verb: That door sticks, you have to jerk it open.
Do you mean JERK?
would an automatic transmission car jerk when shifting after having had a transmission flush
you may not be at a high enough rpm
The car is attempting to find the next gear, stopping the car while finding it, and then moving on.