Take it to a shop YESTERDAY!!
Just by this very brief description of your problem, it is impossible to tell what component is causing the issue. There are quite a few.
It could even be a failure of something on the rear of the car causing the issue.
Just by this very brief description of your problem, it is impossible to tell what component is causing the issue. There are quite a few.
It could even be a failure of something on the rear of the car causing the issue.