Black plate (18,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-6006999) -2014 - CRC - 9/11/133-18 Seats and RestraintsAfter the height adjuster is set to thedesired position, try to move it downwithout pressing the release buttonto make sure it has locked intoposition.Safety Belt PretensionersThis vehicle has safety beltpretensioners for front outboardoccupants. Although the safety beltpretensioners cannot be seen, theyare part of the safety belt assembly.They can help tighten the safetybelts during the early stages of amoderate to severe frontal, nearfrontal, or rear crash if the thresholdconditions for pretensioneractivation are met. And, if thevehicle has side impact airbags,safety belt pretensioners can helptighten the safety belts in a sidecrash. If the vehicle has roof-railairbags, for the driver, front outboardpassenger, and second rowoutboard passengers, thepretensioners can tighten the safetybelts in a rollover event.Pretensioners work only once. If thepretensioners activate in a crash,the pretensioners and possibly otherparts of the safety belt system willneed to be replaced. See ReplacingSafety Belt System Parts after aCrash on page 3-21.Rear Safety Belt ComfortGuidesThis vehicle may have rear safetybelt comfort guides. If not, they areavailable through your dealer. Theguides may provide added safetybelt comfort for older children whohave outgrown booster seats andfor some adults. When installed andproperly adjusted, the comfort guidepositions the belt away from theneck and head.There is one guide for each outsidepassenger position in the rear seat.To install a comfort guide to thesafety belt:1. Remove the guide from itsstorage pocket on the side of theseatback.