I am newbie. Need advise from All Sifu. I m ride 318 E36 AT 1999 last batch. My problem are sound or noise came from my under Steering ( nearby airbag ) everytime turning the steering. Asked echanic said that some item related airbags was loose. Any advise plse. Should open like myself like DIY. Or may i remove total airbag or replace new steering. Plse advise me, thks.