The car wash thing makes…
The car wash thing makes total sense... The manual has a pretty expansive list of do not do items in the car wash category, including hot water, and detergent. Anecdotal evidence suggests using a car wash can cause a variety of problems, up to bricking the vehicle. Even if some of the causality of these problems may or may not be actually caused the car wash, proving it wasn't the car washes fault in court would cost a lot of money for a small business owner.