I'm getting the coach ready for long haul to Desert Hot Springs, CA and one thing I did was physical check the exhaust brake. When I tried to move the lever it was stuck open. I know I didn't lube it for awhile like last year about this time. Surprise! Maybe it was getting seized all along but needed to be taking apart to get it moving again. In this case it was the pin that connected the cylinder to the flap arm. Anyway I was lucky to get the cylinder off after heating, spraying and