most of the time it when there is water on the floor from the vehicles. It just takes a little while to get rid of that even with the in-floor heat and it results in high humidity at 50 degrees. then outside and it cools down and I am surprised it hasnt started to rain or snow in the cab! Yep, I live on a lake.
What you do today is important, you are trading a day in the rest of your life for it.
