Detailed instructions for use are in the User's Guide.
[. . . ] 6
9
3
INTRODUCTION
I993 Yukon and Suburban
Owner's Manual
Welcome
Thismanualwaspreparedtoacquaintyouwiththeoperationand maintenance of your 1993 GMCTruckvehicle, and to provideimportantsafety information. There is alsoaGMCTruckWarrantyandOwnerAssistance Informationbooklet. In somevehicles, therecanbeinformationmanualsfrom or specialequipmentcompanies. We othermanufacturerslikebodybuilders urgeyou to reviewallthesepublicationscarefully. Thiswillhelpyouenjoy safe and trouble-free operation of your vehicle. When it comes to service, keepinmindthatyourGMCTruckdealerknows yourvehiclebestandisinterested in yourcompletesatisfaction. [. . . ] Whenalightturnsgreen, andjust beforeyoustart to move, check both waysforvehiclesthathavenot cleared theintersectionormayberunningthe red light. Obeyall posted speedlimits. Butrememberthattheyareforidealroad, weatherandvisibilityconditions. Youmay need to drivebelowthe posted limit in badweatherorwhenvisibility is especiallypoor.
0
Pull to theright(withcare)andstopclearofintersectionswhen or hear emergency vehicles.
you see
6-43
AN461005
Mileformile, freeways(also called thruways, parkways, expressways, turnpikes, orsuperhighways)arethesafest of allroads. Buttheyhavetheir ownspecialrules. Themostimportantadvice on freewaydriving is: Keepupwithtraffic and keepto the right. Driveatthesamespeedmost of theotherdriversare driving. Too-fastortoo-slowdrivingbreaksasmoothtrafficflow. Treattheleft laneonafreewayasa passing lane.
Entering ifhe Freeway At the entrancethere is usuallyarampthatleads to thefreeway. If youhave aclearview of thefreewayasyoudrivealongtheentranceramp, you to blend should begin to checktraffic. If trafficislight, youmayhave no problem. But if it is heavy, find agapasyoumovealongtheenteringlane and timeyourapproach. Try to merge into thegap at close to theprevailingspeed. Switchonyour turn signal, checkyourrearviewmirrors as you move along, and glanceoveryour shoulder as often asnecessary. Try to blend smoothlywiththetrafficflow.
Driving on the Freeway Once you are on thefreeway, adjustyourspeed to the posted limit or to the you want to pass. If prevailingrate if it'sslower. Stay in therightlaneunless youareonatwo-lanefreeway, treat therightlane as theslowlane and the left lane as the passing lane. If you are on athree-lanefreeway, treatthe rightlaneastheslower-speedthroughlane, the middle lane as the higher-speed through lane, and theleftlaneasthe passing lane.
4-43
Beforechanginglanes, checkyourrearviewmirrors. Thenuseyourturn signal. Justbeforeyouleavethelane, glancequicklyoveryourshoulderto makesurethereisn'tanothervehicle in your"blind"spot.
If you aremovingfromanoutsidetoacenterlaneonafreewayhaving morethan two lanes, makesureanothervehicleisn'tabouttomoveintothe same spot. Look atthevehiclestwolanesoverandwatch for telltale signs: turnsignalsflashing, anincreaseinspeed, or movingtowardtheedge of the lane. Beprepared to delayyourmove.
Once you aremovingonthefreeway, makecertainyouallow followingdistance. Expecttomoveslightlysloweratnight.
areasonable
Leawing the Fr@?eway Whenyouwanttoleavethefreeway, move to theproperlanewellin If youmiss advance. Dashingacrosslanesatthelastminuteisdangerous. yourexit do not, underanycircumstances, stopandbackup. Driveontothe next exit.
Ateach exit pointisadecelerationlane. Ideally it shouldbelongenoughfor do your youtoenteritatfreewayspeed(aftersignaling, ofcourse)andthen brakingbeforemovingontotheexitramp. Unfortunately, notalldeceleration lanesarelongenough-somearetooshortforallthebraking. Decidewhen to startbraking. If youmustbrakeonthethroughlane, and if there is traffic allow a little extra time and flash your brake lights closebehindyou, youcan you are about to slow (in additiontoyourturnsignal)asextrawarningthat downandexit.
is Theexitrampcanbecurved, sometimesquitesharply. Theexitspeed usuallyposted. Reduceyourspeedaccording to yourspeedometer, notto yoursense of motion. Afterdrivingforanydistanceathigherspeeds, you For example, maytendtothinkyouaregoingslowerthanyouactuallyare. 40 mph (65 kmlh)mightseem like only 20 mph (30 km/h). Obviously, this couldleadtoserioustroubleon a rampdesignedfor 20 mph (30 km/h)!
wing a Long Distance
Althoughmostlongtripstodayaremadeonfreeways, therearestillmany madeonregularhighways.
i thesame in some s Long-distance driving onfreewaysandregularhighways ways. Thetriphas to be planned and the vehicle prepared, you drive at higher-than-cityspeeds, andtherearelongerturnsbehindthewheel. You'll enjoyyourtripmore if you andyourvehicleare in goodshape. Hereare sometipsfor asuccessfullongtrip.
Before Leaving on a Long Trip
Makesureyou'reready. Trytobewellrested. If youmuststartwhenyou're to make too manymiles notfresh-such as afteraday'swork-don'tplan thatfirstpart of thejourney. Wearcomfortableclothingandshoesyoucan easilydrivein.
Is yourvehiclereadyforalongtrip?course, you'llfindexperiencedandableserviceexperts in yourvehicle's willing to help if dealershipsallacrossNorthAmerica. They'llbereadyand youneed it.
Herearesomethingsyoucancheckbeforeatrip:
Ip
Windshield Washer Fluid: Is thereservoirfull?Are insideandoutside?
WiperBlades: Aretheyin good shape?
all windowsclean
Fuel, Engine Oil, Other Fluids: Haveyouchecked
all levels?
Lights: Aretheyallworking?Arethelensesclean?
Tires: Theyarevitallyimportant to asafe, trouble-freetrip. Is thetread goodenoughfor long distancedriving?Arethetiresallinflatedtothe recommendedpressure?
Q
WeatherForecasts: What'stheweatheroutlookalongyourroute?Should you delay your trip ashorttime to avoid a major storm system?
Maps: Do youhaveup-to-datemaps?
B
on the Road
Unlessyouaretheonlydriver, it is goodtosharethedrivingtaskwith others. Limit turns behind the wheel to about 100 miles (160 km)ortwo hoursatasitting. Then, eitherchangedriversorstopforsomerefreshment likecoffee, tea or soft drinksandsomelimberingup. Butdostopandmove to makesomepeople around. Eatlightlyalongtheway. Heaviermealstend sleepy. Ontwo-lanehighwaysorundividedmultilanehighwaysthat do nothave controlledaccess, you'llwanttowatchforsomesituationsnotusuallyfound onfreeways. Examplesare:stopsignsandsignals, shoppingcenterswith directaccesstothehighway, nopassingzonesandschoolzones, vehicles turningleftandright off theroad, pedestrians, cyclists, parkedvehicles, and evenanimals.
4-45
Highway Hypnosis Is thereactuallysuchaconditionas"highwayhypnosis?"Or is it just plain falling asleepatthewheel?Call it highwayhypnosis, lack ofawareness, or whatever. There is somethingaboutaneasystretchofroadwiththesamescenery, alongwiththehum of thetires on theroad, thedrone of theengine, and the rush of thewindagainst the vehiclethat can make you sleepy. Don't let it happentoyou!If it does, yourvehiclecanleavetheroad in less than a seeond, and youcouldcrashandbeinjured. [. . . ] 2-23 Passing Other Vehicles . . . . 4-21, 4-61 PavementMarkings . . . . . . . . . . . . . . . . . . . . . . . . 4-60 Safety Warnings and Symbols . . . . . 0. 2 Scheduled Maintenance Services . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7. 4, 7-18 Seats Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2 Easy Entry Seat . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3 Parts Identification Label . . . . . . . . . 6-67 Publications . . . . . . . . . . . . . . . . . . . . . . . . [. . . ]