1999 GMC Sierra 1500 Pickup Owner's Manual - Page 26

Seats & Safety Belts AM110001 This figure lights up when you turn the key to RUN or START whenyour safetybeltisn'tbuckled,andyou'llhearabuzzerortone,too.It'sthe remindertobuckleup.InmanystatesandCanadianprovinces,thelawsays They work. towearsafetybelts.Here'swhy: You neverknowifyou'llbeinacrash.Ifyoudohaveacrash,youdon't know if it will be abadone. A fewcrashesareverymild.Inthem,youwon'tgethurteven if you'renot so serious,likebeinghitbyatrain, buckledup.Andsomecrashescanbe thatevenbuckledupapersonwouldn'tsurvive.Butmostcrashesarein between. In many of them,peoplewhobuckleupcansurviveandsometimes walkaway.Withoutbeltstheycould bebadlyhurtorkilled. After 25 years of safetybelts in vehicles,thefactsareclear. bucklingupdoesmatter ...a lot! In mostcrashes 1-12