2009 GMC Acadia Owner's Manual - Page 56
2009 GMC Acadia Manual
Page 56 highlights
1-52 Seats and Restraint System Where Are the Airbags? The driver frontal airbag is in the middle of the steering wheel. The right front passenger frontal airbag is in the instrument panel on the passenger side. Driver Side shown, Passenger Side similar The seat-mounted side impact airbags for the driver and right front passenger are in the side of the seatbacks closest to the door.