GMC Terrain 2010 Owner's Manual page 40

2-14 Seats and Restraints
Q: What is wrong with this?
A: The shoulder belt is too loose.
It will not give as much
protection this way.
WARNING
You can be seriously hurt if your
shoulder belt is too loose. In a
crash, you would move forward
too much, which could increase
injury. The shoulder belt should fit
snugly against your body.
Q: What is wrong with this?
A: The lap belt is too loose. It will
not give nearly as much
protection this way.