if the're down and you flash pcm, they will automatically come up and it may startle some. Had it happen to me once, doesn't hurt anything just startling.

Mike, Just got the chance to load the RV program it went well,will give a test in July (MD to the Finger Lakes in NY) I have a ? Why does it say to make sure that the stabilizer jacks are in the up position before loading? Just curious. Jim