1997 Buick Regal Owner's Manual - Page 67
1997 Buick Regal Manual
Page 67 highlights
Securing a Child Restraint in the Center Rear Seat Position U You'll be using the lap belt. See the earlier part about the top strap child if the restraint has one. 1. Make the belt as long as possible by tilting the latch plate and pulling along the belt. it 2. Put the restraint the seat. Follow the instructions on for the child restraint. the 3. Secure the child in the child restraint as instructions say. or 4. Run the vehicle's safety belt through around the restraint. The child restraint instructions will show you how. 1-53