http://www.dict4.com/1/?q=socucha
I say, no tip, on the assumption they aren't self-park so they can fit more cars into the space. If the service is for your benefit, you could tip, but since it is for their benefit you don't need to. I'm also assuming they are on a regular pay scale, not a below-minimum-wage scale like waiters.
Commenting by HaloScan
