Aside from conserving water, the Rinseless method is as safe, if not safer than a traditional two-bucket wash method. ... If you aren't using Grit Guards and aren't carefully using the two-bucket wash method, you can reintroduce this dirt onto the vehicle causing scratches.

Are drive through car washes safe for your car?

"Automatic car washes, as much as they are convenient, are abrading your paintwork because the brushes used aren't properly maintained," Damon says. "These machines are essentially like slapping your car with a dirty mop, causing hundreds of deep micro scratches called swirl marks.

Are touchless car washes bad for your car?

The most widely recommended type of car wash is the touchless type. Touchless car washes tend to be the least damaging to your vehicle's paint. ... if you use a touchless car wash that offers hand drying, make sure the type of towel used to dry the car is non-abrasive in order to avoid scratches to your paint.