WAS DRIVING ALONG AND THE "4LO" LIGHT HAD BEEN FLASHING ON AND OFF INTERMITTENTLY FOR ABOUT 3 WEEKS. OCCASIONALLY THE "SVC AWD" LIGHT WOULD FLASH AFTERWARDS. WHEN THE LATTER HAPPENED, THE CAR WOULD LOCK INTO 4 WHEEL DRIVE FROM AWD. BUT WHEN THE CRASH HAPPENED, THE TRANSFER CASE ACTUALLY SHIFTED INTO 4LO AND THE REAR WHEELS LOCKED UP AND THE CAR SPUN SIDEWAYS AND STOPPED QUICK ENOUGH TO AVOID ANY DAMAGE OR INJURY. NO ONE AT DODGE CAN EXPLAIN THIS, OR FIX IT. *TR