1993 Chevrolet Suburban Owner's Manual - Page 247

Engine Fan Noise Thisvehiclehasaclutchedenginecoolingfan.Whentheclutchisengaged, thefanspinsfaster to providemoreairtocooltheengine.Inmosteveryday drivingconditionstheclutch is notengaged.Thisimprovesfueleconomy and reducesfannoise.Underheavyvehicleloading,trailertowingand/orhigh So outsidetemperatures,thefanspeedincreaseswhentheclutchengages. youmayhearanincreaseinfannoise.Thisisnormalandshouldnot be mistaken as thetransmissionslipping or makingextrashifts.Itismerelythe will slow downwhenadditional coolingsystemfunctioningproperly.Thefan coolingisnotrequiredandtheclutchdisengages. Youmayalsohearthisfannoisewhenyoustarttheengine.Itwillgoaway asthefanclutchdisengages. If a Tire Goes Fiat It's unusualforatireto"blowout"whileyou'redriving,especially if you to maintainyourtiresproperly. If airgoesout of a tire,it'smuchmorelikely leakoutslowly. But if youshouldeverhave a "blowout,"hereareafewtips about what to expectandwhattodo: I f a front tire fails, the flat tire will create a drag that pulls the vehicle toward off the accelerator pedal and grip the steering wheel thatside.Takeyourfoot to astopwellout firmly.Steer to maintainlaneposition,thengentlybrake the traffic lane. of A rearblowout,particularlyonacurve,actsmuchlike a skidandmay requirethesamecorrectionyou'duse in a skid.Inanyrearblowout,remove yourfootfromtheacceleratorpedal.Getthevehicleundercontrolbysteering the wayyouwant the vehicle to go. It maybeverybumpyandnoisy,but you can still steer.Gentlybrake to a stop,well off theroadifpossible. If your tire goes flat, the nextpartshowshowtouseyourjackingequipment to change a flattiresafely. Changing a Flat Tire If a tire goesflat,avoidfurther tire andwheeldamagebydrivingslowly levelplace.Turn on yourhazardwarningflashers. to a 5-1 6