2010 GMC Acadia Owner's Manual - Page 82

3-28 Seats and Restraints Here is how to install a comfort guide to the safety belt: the vehicle. To access the comfort guide, you will first need to move the headrest forward by pulling on the handle behind the seatback. The comfort guide will now be accessible. Rear Safety Belt Comfort Guides This vehicle may have rear shoulder belt comfort guides. If not, they are available through your dealer/ retailer. The guides may provide added safety belt comfort for older children who have outgrown booster seats and for some adults. When installed and properly adjusted, the comfort guide positions the shoulder belt away from the neck and head. Outboard Positions 1. For the outboard positions, remove the guide from its storage clip on the interior body. For the third row center position, locate the comfort guide which is located in a storage pocket, at the top of the seat, under the headrest on the driver's side of Third Row Center Position Pull the comfort guide out of its storage location and then return the headrest to its upright position.