Front Air Bag Sensor Control problems of the 1996 Ford E-150

1996 Ford f-150 2wd mileage 112,500 (well maintained) oss of steering resulting from something inside steering box disengaging. Causing no control from operator of vehicle. Vehicle pulled to right and hit parked car, once pass parked car vehecle continued to pull to right, over the lawn and hitting another parked car in drivway beforecoming to a stop ntire incident took 3 seconds. I was on I side street close to home doing about 30-35 mph, had it been a highway, people could have been killed. Lso air bag did not deploy why! please see if there are any other complaints like this!.