2012 GMC Sierra Owner's Manual - Page 97

Seats and Restraints other parts. The service manual for your vehicle covers the need to replace other parts. . 3-29 The vehicle has a crash sensing and diagnostic module which records information after a crash. See Vehicle Data Recording and Privacy on page 13‑19 and Event Data Recorders on page 13‑19. Let only qualified technicians work on the airbag systems. Improper service can mean that an airbag system will not work properly. See your dealer for service. United States If the vehicle does not have an airbag off switch, it may have a passenger sensing system. See Passenger Sensing System on page 3‑32. This switch should only be turned to the off position if the person in the right front passenger position is a member of a passenger risk group identified by the national government as follows: Infant. An infant (less than 1 year old) must ride in the front seat because: . . . My vehicle has no rear seat; My vehicle has a rear seat too small to accommodate a rear-facing infant seat; or The infant has a medical condition which, according to the infant's physician, makes it necessary for the infant to ride in the front seat so that the driver can constantly monitor the child's condition. Airbag On-Off Switch If one of the switches pictured in the following illustrations is located in the glove box, the vehicle has an airbag on-off switch that you can use to manually turn on or off the right front passenger airbag. Canada and Mexico .