You said: Tires always lose air in storage is this normal?
Let me rephrase: Tires always lose air is this normal?
(Note the deletion of "In storage")
The answer is yes. You may not notice it "In season" because you check more often and air up as needed (At least I hope you do) but, Yes, tires loose air pressure, always, Every tire, on every vehicle that has Pneumatic tires looses air pressure.
I once gave MY theory as to why a popular SUV got the nickname "Roll-a-matic" (More rollovers than any other ride out there or so it seemed.
This was part of the theory.
