Five problems related to air bag not deploy have been reported for the 1999 GMC Sierra. The most recently reported issues are listed below.
Consumer's vehicle was hit in the rear by another vehicle traveling at about 45 mph. Upon impact, air bags did not deploy. Driver sustained back and chest injuries.
Vehicle was involved in a rear end collision, driver's seat belt failed to operate, casusing driver to hit front windshield, and propelled driver onto passenger's side of vehicle. Dealer and manufacturer have been notified at this time. Consumer also states the airbags did not deploy. There was one injury.
While driving at approximately 30 mph accelerated after a stop light when rear ended by a vehicle traveling at 50 mph. Air bags did not deploy, and driver's seat belt did not restrain consumer. Consumer states that seat belt locked on second impact from car from behind.
Vehicle hydroplaned and ran into a concrete wall with a 40-45 mph impact, dual airbags did not deploy, causing minor injuries. Manufacturer and dealer have been notified. But, no one has inspected vehicle to determine cause.
Vehicle was involved in a front end collision at 15 to 20 mph. Upon impact, driver's side/passenger's side air bags did not deploy. Dealer has been contacted.
| Front Air Bag problems | |
| Air Bag Not Deploy problems | |
| Air Bag problems |