Originally Posted by pallen
It sounds like it went in to "limp mode". Could be an electrical glitch, take it to the dealer and have it checked out. When the controller senses a problem, it puts the trans in "limp mode" and you only have 2nd gear and reverse. If it happens again, just pull over and shut it off and restart. It should reset itself until it senses the problem again.
That's what I read in the owner's manual, so we did it and a few minutes later as I said, when we got on the interstate, it started again. I am going to call the dealer in the morning and see what they want to do.