A Basic car wash only removes topical dirt and filth acquired over short term driving. Regardless of how thorough the wash is, car wash soap does not deep clean, polish or restore the paint from damage done by bonded contamination, embedded dirt and AAA AUTO SPA CAR DETAILING TORONTO As we went over previously, a light polish is going to remove embedded dirt and stains from your paint but it’s not going to remove or correct any paint defects such as swirls, scratches, marring and etching.