1997 Buick Regal Owner's Manual - Page 64

If your child restraint has a top strap, it should be anchored. If you need to have an anchor installed, you can ask your Buick dealer to put for you. you it in If want to install an anchor yourself, your dealer can tell you how to do it. Canadian law requires that child restraints have top a strap, and that the strap be anchored. If your child restraint has a top strap, your dealer can obtain a kit with anchor hardware and installation instructions specifically designed for this vehicle. The dealer can then install the anchor for you. In Canada, this work will be done for you freecharge. Or, you of may install the anchor yourself using the instructions provided in the kit.