See also:

Changing the set speed
After a speed has been set, it can be increased or decreased by using the or buttons. Each time one of these buttons is pressed, the vehicle's speed changes by 5 mph (approximately 8 km/h). ...

Automatic Locking Retractor/ Emergency Locking Retractor (ALR/ ELR)
To make child seat installation easier, each seat belt (except for the driver's belt) is equipped with a locking mechanism to help keep the seat belt taut. When attaching the seat belt to a chi ...

Volvo's recommendations
Why does Volvo believe that no child should sit in the front seat of a car? It's quite simple really. A front airbag is a very powerful device designed, by law, to help protect an adult. Becau ...