hello my 99 expedition that i bought used, 130,000 miles, 4x4 light in dash flashes all the time, dealer told the 4x4 low slips, (I don't tow anything so not worried about it) but more i think about would like to get it looked and fixed before winter so doesn't affect anything else. i live in cleveland ohio need a GOOD REPUTATION shop to take to. can any one recomend a good one? THX ALOT FOR ANY INFO mike...