1995 Buick Century Owner's Manual - Page 177

Rear Towing Hookups Before hooking up to a tow truck, be sure to read all the information in "Towing Your Buick" earlier in this part. 1 4. Attach a separate safety chain around the outboard end of each lower control arm. I 1. Attach T-hook chains on both sides in the slotted holes in the tloor pan just ahead of the rear wheels. - 5-11