2009 GMC Acadia Owner's Manual - Page 25
2009 GMC Acadia Manual
Page 25 highlights
Seats and Restraint System 1-21 { CAUTION You can be seriously hurt if your lap belt is too loose. In a crash, you could slide under the lap belt and apply force on your abdomen. This could cause serious or even fatal injuries. The lap belt should be worn low and snug on the hips, just touching the thighs. Q: What is wrong with this? { CAUTION You can be seriously injured if your belt is buckled in the wrong place like this. In a crash, the belt would go up over your abdomen. The belt forces would be there, not on the pelvic bones. This could cause serious internal injuries. Always buckle your belt into the buckle nearest you. A: The belt is buckled in the wrong buckle.