Trans fluid filters are changed more according to mileage than by time, usually 30,000 to 40,000 miles between changes is a general rule of thumb, but driving tendencies and vehicle usage can make that vary, so it's something to keep in mind.
I saw that these three members were listed in your area on the member's map, but Gussie seems to have been the most recently active, so you might consider emailing or PM'ing him for suggestions for mechanics in your area who might have more experience with the VehiCross.
Thru Da Lungs
Shawn seeback
Gussie2000