1993 Buick Century Owner's Manual - Page 54

... I 1. Make the belt as long as possible tilting the latch by plate and pulling it along the belt. 2. Put the restraint on the seat. Follow the instructions for the child restraint. 4. Run the vehicle's safety belt through around the or restraint. The child restraint instructions will show you how. 5. Buckle the belt. Make sure release button faces the upward or outward, so you'll be able to unbuckle it quickly if you ever need to. 3. Secure the childin the child restraintas the instructions say. 6 To tighten the belt, pull free end while you push . its down onthe child restraint. 52