Ours here are like the ones you see in the movies. You have to put your car in neutral and then you just sit as you go through the tunnel about 100 meters long. None of them do a great job these days though and they are close to $20 per pop, so it's a rip off.
You are viewing a single comment's thread from:
$20 for doing nothing hurts.
It looks okay from a distance and it gets the majority of the dirt off, but on closer inspection you can see all the spots it missed.
Just getting the job done for the sake of doing it kinda then.
It's definitely a convenience thing. Probably a bit superficial too.