NHTSA investigates 320,000 Honda minivans for air bag problems

U.S. auto safety investigators are investigating whether Honda Motor Co. should recall 320,000 minivans for air bag problems. The National Highway Traffic Safety Administration said it is opening a preliminary investigation into whether 320,000 2003-04 Honda Odyssey minivans should be recalled. NHTSA has received six consumer complaints on 2003-04 Honda Odyssey vehicles from owners alleging…