There is no definitive answer to this question. Similar to poker, most answers in detailing begin with the phrase, “it depends.” Naturally it happens when a car is cleaned, then two days later the entire front of the car is covered in bug guts from a 2,000 mile trip. This, of course, requires an immediate wash to remove the harmful insect proteins which could potentially etch the paint.

This article tackles questions regarding regular car washing intervals. As a general rule, if an unknown substance or contaminant comes into contact with a vehicles paint; then go ahead and error on the side of caution and wash the panel or vehicle.

There is no definitive answer to, “how often should I wash my car.” However, a set of guidelines may help everyone find their sweet spot. Since every owner has completely different circumstances, regular car wash intervals may be determined by the guidelines we will call ‘The Five Dirty Car Factors.’