Air Bag Not Deploy problems of the 2003 GMC Yukon

I came up on an accident that was already happening and had to slam on brakes. At that time my 2003 Yukon denali did not stop in time and I hit another car going at least 45 miles an hour in the rear. My whole front end was smashed in and the passenger hit the dash but my airbags did not deploy and the onstar stopped working.

: the contact stated while driving there was a squealing noise that appeared to be coming from the brakes. During a normal maintenance service, the service dealer determined the squealing noise was normal. On April 4, an appointment was made with the dealer regarding the vehicle's brakes. The dealership determined the vent solenoid had failed internally and the vent solenoid and bracket parts had to be replaced. The contact was told by dealership that until work could be performed the car was driveable. On April 5th, the vehicle was in an accident. While driving 55 mph on wet roads, the brakes failed which caused the contact to loose control of the vehicle. While the contact attempted to manuver the vehicle to the side of the road, the vehicle hit a pole and slide into a ditch. During the accident the air bags did not deploy. All occupants were wearing seatbelts however injuries were sustained. The contacts had lower back injuries. An mri was performed showing a dislocated disk to the lower back. Other injuries occurred to two other passangers ages 12 and 7; minor head injuries. A police report was filed and accident report was processed with the dealership. After the accident, the vehicle was taken to a body shop for repairs. Additional repairs still need to be made to brakes and airbags.

: the contact stated the vehicle was involved in a t-bone collision at 10mph and the airbags did not deploy. There was no pre-braking prior to impact. Although the occupants were wearing seatbelts, minor injuries were sustained. The vehicle was totaled by the insurance agency. The police were on the scene and a report was taken. The vehicle was not seen by a dealer for inspection.

Driver side air bag did not deploy in collision. The vehicle crashed into a concrete barrier on the highway. The air bag deployed after impact and did not explode outward, but fell out of it's encasement in the steering wheel.

Consumer stated that the dashboard was peeling. Took the vehicle to dealer for repairs. In the process, the air bags were damaged. The repairs were done but problem recurred. Air bags will not deploy.