Supplemental Inflatable Restraint System: Identification
All models equipped with a Supplemental Inflatable Restraint (SIR) system have a number "2" (driver and passenger-side air bag modules) in the seventh position of the Vehicle Identification Number (VIN). Vehicles have the words Inflatable Restraint marked on the steering wheel hub. Steering wheel hub is slightly larger in order to accommodate the driver-side air bag module.