How to check these leaks?
Brand new truck start doing this from 10 miles on it
The air drye and they changed air. Governor too
Truck only loss 5 to 10 psi maximum for sitting one day or more
But I changed it still same
Hii i just bought new freightliner cascadia from first day I noticed the air dryer purge every minute sometime 30 sec and sometime every 2 minute....