User manual GMC SAFARI 1993

[. . . ] 9 9 3 TRUCV THE STRENGTH OF EXPERIENCE. How To Use This Manual INTRODUCTION 1993 GMC Safari Owner's Manual Welcome Thismanualhasbeenprepared to acquaintyouwiththeoperationand maintenance of your 1993 Safari, and to provide important safety information. In somevehicles, therecanbeinformationmanualsfromother manufacturerslikebodybuilders, vanoutfittersorspecialequipment companies. We urge you to read all these publications carefully. This will help you enjoy the safe and trouble-free operation ofyourvehicle. [. . . ] It dependsonhowyou plan to useyour rig. Forexample, speed, altitude, roadgrades, outsidetemperature, andhow muchyourvehicle is usedtopullatrailerare all important. And, it canalso dependonanyspecialequipmentthatyouhaveonyourvehicle. You can or advice, oryoucanwriteusat ask your dealer for our trailering information theaddresslistedinyourWarrantyandOwnerAssistanceInformationbooklet. In Canada, writeto: GeneralMotors of CanadaLimited, Customer Assistance Center 1908ColonelSamDrive, Oshawa, OntarioL1H8P7 4-44 Weight of the Trailer Tongue The tongue load (A) of any trailer is an important weight to measure because it affects the total or gross weight of your vehicle. The gross vehicle weight (GVW) includes the curb weight of the vehicle, any cargo you may carry in it, and the peoplewhowillberiding in thevehicle. Andifyouwilltowatrailer, youmust will becarryingthat addthetongue load tothe GVWbecauseyourvehicle in theIndexformoreinformationabout weighttoo. See"LoadingYourVehicle yourvehicle'smaximum load capacity. 7 A B AN490002 - If you're using a "dead-weight" hitch, the trailer tongue (A) should weigh 10% of (B). If youhavea"weight-distributing"hitch, the thetotalloadedtrailerweight (B). trailertongue(A) should weigh 12% of thetotalloadedtrailerweight After you've loaded your weightrailer then trailer, the and the tongue, to separately, to see if theweights are proper. If theyaren't, youmaybeable getthemrightsimply by movingsomeitemsaround in thetrailer. TotalWeight on Your Vehicle'sTires Besureyourvehicle's tires areinflated to thelimitfor cold tires. You'll find these numbers on the Certification label at the rear edge of the driver's door (or GVW see the "Tire Loading" in the Index. ) Then be sure you don't go over the limit for your vehicle. 4-45 Your Driving and the Road Hitches It'simportanttohavethecorrecthitchequipment. Crosswinds, largetrucks going by, androughroadsareafewreasonswhyyou'llneedtherighthitch. Here are some rules to follow: If you'llbepullingatrailerthat, whenloaded, willweighmorethan 2, 000 pounds (900 kg), besure to useaproperlymountedweight-distributing hitch and sway control of thepropersize. Thisequipmentisvery importantforpropervehicleloadingandgoodhandlingwhenyou're driving. a Willyouhave to makeanyholes in thebody of your vehicle whenyou installatrailerhitch?If youdo, thenbesure to sealtheholeslater whenyouremove the hitch. If youdon'tsealthem, deadlycarbon monoxide(CO)fromyourexhaustcanget into your vehicle(see"Carbon Monoxide"intheIndex). Dirtandwatercantoo. If Don't letthesteel in ahitchcontactthealuminumonyourbumper. You canusesomethinglikepaint or plastic tape to separatethesteelandaluminum. Thesamesteel to aluminum problemcanhappenwithfastenerstoo. 0 Safety Chains You shouldalwaysattachchainsbetweenyourvehicleandyourtrailer. Cross thesafetychainsunderthetongue of thetrailer so thatthetonguewillnot drop to theroad if it becomesseparatedfromthehitch. Instructionsabout safety chains maybe providedbythehitchmanufacturerorby the trailer manufacturer. Followthemanufacturer'srecommendationforattachingsafety so youcanturnwithyourrig. And, chains. Alwaysleavejustenoughslack neverallowsafetychains to dragontheground. Trailer Brakes If your trailerweighsmorethan 1, 000 pounds (450 kg)loaded, then its ownbrakes-andtheymustbeadequate. it needs Be sure to readandfollowtheinstructionsforthetrailerbrakes adjustandmaintainthemproperly. to install, if the trailer's brake system will use Don't tap intoyourvehicle'sbrakesystem of morethan 0. 02 cubicinch ( 0 . 3 ~ ~ ) fluidfromyourvehicle'smastercylinder. If it does, bothbrakingsystemswon'tworkwell. Youcouldevenloseyour brakes. 4-46 Willthetrailerbrakepartstake 3, 000 psi (20 650 kPa)ofpressure?not, thetrailerbrakesystemmustnotbeusedwithyourvehicle. If I everythingchecksoutthisfar, thenmakethebrakefluidtapatthe f to therearbrakes. Butdon't port on the master cylinder that sends fluid If you do, it willbendandfinallybreak off. Use steelbraketubing. Driving with a Trailer Towing atrailerrequiresacertainamount of experience. Beforesettingout to get to knowyourrig. Acquaintyourselfwith fortheopenroad, you'llwant thefeel of handlingandbrakingwiththeaddedweight of thetrailer. And alwayskeepinmindthatthevehicleyouaredrivingisnowagooddeal longerandnotnearly so responsiveasyourvehicleisbyitself. Beforeyoustart, checkthetrailerhitchandplatform, safetychains, electrical If thetrailerhaselectricbrakes, connector, lights, tiresandmirroradjustment. start your vehicle and trailer moving and then apply the trailer brake controller byhand to besurethebrakesareworking. Thisletsyoucheckyour electricalconnectionatthesametime. If youhavearear-mostwindowopenandyoupullatrailerwithyour vehicle, carbonmonoxide(CO)couldcomeintoyourvehicle. It cancauseunconsciousnessordeath(see "EngineExhaust" in theIndex). To maximizeyoursafetywhentowing a trailer: Haveyourexhaustsysteminspectedforleaksandmake necessaryrepairsbeforestarting on yourtrip. If exhaustdoescomeintoyourvehiclethroughawindow in the or rear, or anotheropening, drivewithyourfront, mainheating coolingsystem on andwiththefanonanyspeed. Thiswill Do notuse MAX N C bringfresh, outsideairintoyourvehicle. [. . . ] Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-50 Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-26 Rear Defogger. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-8 Swing-Out . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]