Manual steam cleaning at a car wash is also a perfect way to improve the appearance of your car, as it removes stubborn dirt, mud and grime from surfaces much better than soapy water or chemicals. Your car’s finish is also protected, as high pressure steam won’t dirty paint or scratch surfaces. Instead it guarantees a high quality clean that can last even longer than a conventional wash. Another advantage of the interior steam cleaning technology is that different nozzles can be used to pick up dirt and dust from hard to reach places, such as air vents, footwells and small spaces between feet. buttons on the dashboard.