RepairPal Certified shops can diagnose and repair your 1999 Honda Odyssey. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Probably should get a few estimates as motor mounts can be a bear and you can find repair shops here http://repairpal.com/honda-repair-in-idaho-falls-idaho
I paid 1600 to replace the engine mounts and the tranny at the dealership and it makes a world of difference