1999 GMC Sierra 1500 Pickup Owner's Manual - Page 235

used to pullatrailerallareimportant.And, it canalsodependonany special equipment that you have on your vehicle. You canaskyourdealer our trailering information or advice, or you can write us at the address listed inyourWarrantyandOwnerAssistanceInformationBooklet. In Canada,writeto: GeneralMotorsofCanadaLimited Customer Assistance Center 1908 ColonelSamDrive Oshawa,Ontario L1H 8P7 Weight of the Trailer Tongue for Thetongueload(A)ofanytrailerisanimportantweighttomeasurebecause of your vehicle. The gross vehicle weight it affects the total, gross weight in it, (GVW) includesthecurbweight of thevehicle,anycargoyoumaycarry andthepeoplewhowillberiding in thevehicle.And if youwilltowatrailer, youmustaddthetongueload to the GVW becauseyourvehiclewillbe carryingthatweight,too.See"Loading Your Vehicle"intheIndex for more information about your vehicle's maximum load capacity. A B m AN490002 If you'reusinga"dead-weight"hitch,thetrailertongue (A) shouldweigh 10% of the total loadedtrailerweight (B). If youhavea"weight-distributing"hitch, 12% of thetotalloadedtrailerweight (B). thetrailertongue(A)shouldweigh After you've loaded your trailer, weigh the trailer and then the tongue, If theyaren't,youmaybeable separately, to see if theweightsareproper. togetthemrightsimplybymovingsomeitemsaroundinthetrailer. 4-57