This article sorts you through the offerings at automatic car washes, and lets you know what is worth it. I usually wash mine at home in the summer.
Drivers in parts of the country are anxious to get the winter salt off their vehicles. March also means mud as frozen unpaved roads defrost. But a trip to the neighborhood car wash also presents car owners with choices: the basic wash; the better wash with "a special paint sealer" or some-such thing; and finally the pristine treatment with "rust inhibitor". Which do you choose? Do these extra offerings have any validity? Let's look at it: