A touchless car wash is an automated washing system for the ... of the vehicle and if you choose upgraded treatments, such as liquid wax, tire foam and undercarriage cleaning.

The wrong tools can easily scratch paint surfaces. Car wash liquid. Dedicated car cleaners are relatively inexpensive (about $10). Just keep away from dish soap and laundry detergent; they're too ...

John Ibbotson, Consumer Reports’ chief mechanic, says that regular washing protects your car’s finish. It helps remove “road grit and residue left from rain and birds.” Not washing your car, he adds, ...