1996 X90 4X4
i have a 1996 x90 4x4 auto with manul locking hubs. my problem is this. a few mounths ago the front wheel drive stopped working . there was no bang no boom or any other signs of damage.there is no sounds grinding gears thumps or bumps when driving in or out of 4 wheel drive. what the heck could it be !! ???? r.j.