I had some luck with Nationwide Transmission and Total Car Care when I broke down in Flag last august. Their shop looks a little dumpy but they are all professional and only charge labor by the book. A lot of the mechanics there are Jeep guys too so they'll get where you're coming from.
2710 East Route 66 Flagstaff, AZ 86004
Everyone [B]IS[/B] out to get you, if you just believe in yourself and try hard enough!