(You will be towed away.)

slepen = to tow, to drag

De politie sleept fout geparkeerde auto´s weg.
De politie heeft mijn auto weggesleept.
Mijn auto is weggesleept.
Ik wil niet dat mijn auto wordt weggesleept.

(The police tows illegally parked cars away.
The police has towed my car away.
My car was towed away.
I don´t want my car to be towed away.)