Your other options are automatic car washes, having a business hand wash and detail your vehicle or my favorite, the self service car wash near me. All you need to do is:
This used to be better run, but the stalls are full of trash and it left a nasty film on my car using the self service wash.
Self car wash near my location. There could be a good self serve car wash nearby waiting to be discovered. There are several types of car washes: Another good spot to wash your rv yourself is to drive to the nearest truck stop.