The contact owns a 2009 Chevrolet Cobalt. The contact stated that while driving 55 MPH, the contact struck a deer. The air bags did not deploy. Additionally, while driving at slow speeds, the vehicle lost motive power. The contact restarted the vehicle. There was an abnormal sulfur and fuel odor detected. The air bag warning light was illuminated. The vehicle was taken to the local dealer, where it was diagnosed that the MAP sensor needed to be reset. The mechanic reset the air bag light. The mechanic was unable to determine the cause of the air bag failure. The vehicle was repaired, but the failure recurred. The manufacturer was contacted, but no assistance was provided. The failure mileage was approximately 33,000.