2006 GMC Envoy Owner's Manual - Page 35

2. Slide the guide under and past the belt. The elastic cord must be under the belt. Then, place the guide over the belt and insert the two edges of the belt into the slots of the guide. 3. Your comfort guide may have an adjuster to lengthen or shorten the cord. If it does, you can adjust the cord by following these steps. 3.1. Squeeze and hold the ends of the lock (A) on the elastic cord. 3.2. Pull the loop to shorten the guide or pull the cord to lengthen the guide. 3.3. Release the lock. 1-29