1994 GMC Jimmy Owner's Manual - Page 49

5. Pull the rest of the lap belt all the way out of the retractor to set the lock. 6. To tighten the belt, feed the lap belt back into the retractor while you push down on the child restraint. 7. Push and pull the child restraint in different directionsbe sure it is to secure. If you're using a bucket seat, adjust the seat forward until the lap portion of the safety beltholds the restraint firmly. But don't move it any morethan needed to tighten lap belt. the 1-37