rn 9 9 3 Owner's Manual 1 THE STRENGTH OF EXPERIENCE. INTRODUCTION 1993 Sierra Owner's Manual Welcome Thismanualwaspreparedtoacquaintyouwiththeoperationand maintenanceofyour 1993 GMCTruck or Chassis,andtoprovideimportant safetyinformation.There is alsoaGMCTruckWarrantyandOwner AssistanceInformationbooklet. In somevehicles,therecan be information manualsfromothermanufacturerslikebodybuildersorspecialequipment companies. We urgeyoutoreview all thesepublicationscarefully.This will help you enjoy safe and trouble-free operation ofyourvehicle. When it comes to service,keep in mindthatyourGMCTruckdealerknows yourvehiclebestand is interested in yourcompletesatisfaction. Your dealer both duringandafterthe invitesyoutoreturn for all ofyourserviceneeds warrantyperiod. it to your Remember, if youhaveaconcernandneedhelphandling satisfactionseetheprocedureinSection 8, or in the GMCTruckWarranty andOwnerAssistanceInformationbooklet. We valueyouasamemberof Thanks for choosingaGMCTruckproduct. theGMCTruckfamily.Wewant to assure you of our continuing interest in yourpleasureandsatisfactionwithyourvehicle. GMCTruck Division General Motors Corporation Pontiac,Michigan @Copyright 7992 General Motors Corporation, GMC Truck Division. All Rights Reserved Second Edition Printed in USA I ImportantNotes to OwnersandDrivers .About Manual: Please this This keep manual in your vehicle, so it If yousellthe willbethere if youeverneeditwhenyou'reontheroad. vehicle,pleaseleavethismanual in it so the newownercanuseit. Thismanualincludesthelatestinformationatthetime it was printed. We reservetherighttomakechangesintheproductafterthattimewithout sold in Canada,substitutethename"General furthernotice.Forvehiclesfirst it appears in Motors of CanadaLimited"ForGMCTruckDivisionwhenever thismanual. ... a French Language Manual: Aux proprietairescanadiens: Vous pouvezvousprocurerunexemplairede guideenfrancaischezvotreconcessionaireouauDGNMarketingServices Ltd., 1500 Bonhill Rd.,Mississauga, Ontario L5T 1C7. . . . .For Canadian Owners Prefer Who ce GENERAL MOTORS, GM, the GM Emblem, GMC and SlERRA are registered trademarks of General Motors Corporation. ii Model Reference This manual covers these models. TYPE REGULAR CAB PICKUP A c REGULAR CAB PICKUP 3 EXTENDED CAB PICKUP 4 DOOR PICKUP REGULAR CAB CHASSIS CAB 3500 HD CHASSIS CAB K2133 iii TABLE OF CONTNTS How to Use this Manual Seat3 1 Safety Belts A Features Control: Comfort Contmls & Audio Systems Your Driving and the Road I Service dl Appearance $ 6 -ustomer Assistance lnformation TO212 iv Section 0 I This section tells you how to use your manual and safety and vehicle damage warnings and symbols. includes This section tells you how to use your seats and safety properly. belts 2 This section explains how to start and operate your vehicle. 3 4 5 This section tells you how to adjust the ventilation and comfort controls and how to operate your audio system. Here you'll find helpful information and tips about the road and how to drive under different conditions. This section tells you what to do if you have a problem while driving, such as a flat tire or engine overheating. Here the manual tells you how to keep your vehicle running properly and looking good. m - 7 8 This section tells you when to perform vehicle maintenance and what fluids and lubricants to use. This section tells you how to contact your GM division for assistance and how to get service publications. It also gives vou information on "Reportina SafetvDefects". Here's an alphabetical listing of alr..,st every subject in this manual.Youcanuse it to quickly find something you want to read. V .x How To Use This Manual A Manypeople read theirowner'smanualfrombeginning to end when theyfirst receive their new vehicle. This will help you learn about the features and controlsforyourvehicle. In thismanual,you'll find thatpicturesandwords work together to explain things quickly. INDEX: A good place to look forwhatyouneed is theIndex in backof the manual. It's analphabeticallist of allthat's in themanual,andthepage numberwhereyou'll find it. SECTIONS 1-6: Eachsection of thismanualbeginswithabrieflistofits contents, so youcan often find ataglance if asectioncontainsthe informationyouwant. SECTION 7:. This section covers the maintenance required for your vehicle. SECTION 8: CUSTOMERASSISTANCE. Thissectionincludesimportant informationaboutreportingsafetydefectsandgivesyoudetailsaboutthe RoadsideAssistanceProgram. You willalso find customersatisfactionphone numbers(includingcustomersatisfactionnumbersforthehearingandspeech impaired)aswell as themediation/arbitrationprocedure. We've alsoincluded orderinginformationforservicepublications in thissection. 0-1 How To Use This Manual Safety Warnings and Symbols You willfindanumberofsafetycautionsinthisbook.Weuseyellowand theword CAUTION totellyouaboutthingsthatcouldhurtyouifyouwere ignore the warning. to Thesemeanthereissomethingthatcouldhurtyou or otherpeople. is. Thenwe tellyou Intheyellowcautionarea, we tellyouwhatthehazard If what to do tohelpavoid or reducethehazard.Pleasereadthesecautions. you don't, you or otherscouldbehurt. a slashthroughitinthisbook.Thissafety You willalsofindaredcirclewith do this," or "Don'tletthishappen." symbolmeans"Don't,''"Don't AM002002 0-2 Vehicle Damage Warnings Also, in thisbookyouwillfindthesebluenotices: I ?se mean there is something that could damage your vehicle. Inthebluenoticearea,we tell youaboutsomethingthatcandamageyour vehicle.Manytimes,thisdamagewouldnotbecoveredbyyourwarranty,and itcouldbecostly.Butthenoticewill tell youwhatto do tohelpavoidthe damage. Whenyoureadothermanuals,youmightseeCAUTIONandNOTICE warnings in differentcolorsor in differentwords.Inthismanual,we'veused thefamiliarwordsandcolorsthatGeneralMotorshasusedforyears. You'llalsoseewarninglabelsonyourvehicle.Theyusethesamecolors, andthewordsCAUTION or NOTICE. 0-3 How To Use This Manual Vehicle Symbols These are some of the symbols you will find on your vehicle. For example, these symbols are used on an original battery: A Caution Possible Injury Protect Eyes by Shielding Caustic Battery Acid Could Cause Burns Spark or Flame Could Explode Battery Avoid Sparks or Flames These symbols are important for you and your passengers whenever your vehicle is driven: I 1 1 Fasten Safery Belts Door Lock/Unlock PO335 0-4 These symbols have to do with your lights: Master Lighting Switch Turn Signal Direction Hazard Warning Flasher Heao'lighr High Beam I pt Parking 1.ight.s Daytime Running Lfghts #O Fog Llghts 0 L Off These symbols are on some of your controls: 1 I L 1 Windshield Wiper Windshield Washer Windshield Defroster Rear Window Defogger 3f Ventilating f a n Air Vents PO596 0-5 How To Use This Manual These symbols are used on warning lights in your vehicle: 1Engine Coolant Temperature Battery Charging System s Fuel Engine Oil Pressure BRAKE Brake I RELEASE Parking Brake Release SHIFT Shift Light Low Coolant Here are some other symbols you may see: I I I Fuse Hood Release Lighter Horn PO594 . Seats & Safety Belts Section Hereyou'llfindinformationabouttheseats in yourvehicleandhow to use your safety belts properly . You can also learn about some things you should not do with safety belts . Seats and Seat Controls ...................................................................................... 1-2 1-2 Front Seats ........................................................................................................ 1-5 Head Restraints ................................................................................................. .f1... . Rear Seats .................................................................. ..6..t.......................... 1-9 Safety Belts: They're For Everyone .................................................................. 1-11 Why Safety Belts Work ................................................................................... 1-13 Questions Many People Ask About Safety Belts ......................................... 1-16 How To Wear Safety Belts Properly ................................................................. 1-18 Adults ................................................................................................................... 1-18 Driver Position.................................................................................................. 1-18 Lap-Shoulder Belt ............................................................................................ 1-19 Safety Belt Use During Pregnancy ................................................................ 1-24 1-25 Passenger Positions ........................................................................................ Children ................................................................................................................ 1-35 Smaller Children And Babies ......................................................................... 1-36 Child Restraints................................................................................................ 1-37 Larger Children ................................................................................................ 1-50 Safety Belt Extender ........................................................................................... 1-52 Checking Your Restraint Systems ...................................................................... 1-52 Replacing Safety Belts After a Crash ...............................................................1-53 1-1 Seats & Safety Belts Seats and Seat Controls Thissectiontellsyouaboutthe seats-how to adjustthem,and anddown. It alsotellsyouaboutrecliningfrontseatbacksandhead restraints. fold them up Front Seats Manual Front Seat 1 Youcan losecontrol of thevehicle if youtrytoadjustamanual driver'sseatwhilethevehicleismoving.Thesuddenmovement couldstartleandconfuse you,ormakeyoupusha pedalwhenyou don'twantto.Adjust thedriver'sseatonlywhenthevehicle is not moving. I K2102 Slide the lever at the front of theseattowardyourdoor to unlock it. Slide to movethe theseat to whereyouwant it. Thenreleasetheleverandtry to makesure theseat is lockedintoplace. seatwithyourbody, Power Seat r: !' K2365 If yourvehiclehasapowerseatonthedriver'sside,youcanadjust thisswitchatthefront of theseat. it with Reclining Front Seatback (Bucket or Split Bench Seat) PO191 To adjusttheseatback, lift thefront of thislever. If yourvehiclehasaneasy entryseat,yourpassengerseatbackleverwill be slightlylarger,butwillwork to locktheseatbackwhereyouwantit.Pull thesameway.Releasethelever to anuprightposition. uponthefront of theleverandtheseatbackwillgo 1-3 Seats & Safety Belts Don'thave a seatbackreclined if yourvehicle is moving. I AN101020 I Sitting in a reclined positiin when your vehicle is in motion can. be 4 dangerous. Even if you buckle up, your safety belts can't do their job whenyou'rereclinedlikethis. Ir The shoulder belt can't do itsjobbecauseitwon't be against your body. Instead,it will be in front of you. In a crashyou could go into it, receiving neck or otherinjuries. The lapbeltcan't do its job either. In a crashthe beltcould go up ov0f yourabdomen.Thebelt forces would be there, not at your petvic bones. This could cause serious internal injuries, For proper protection when the vehicle is in motion, have the seatback upright. Then sit well back in the seat and wear your safety belt properly. 1-4 Head Restraints I AN102016 Slide the head restraint up or to the top of yourears. Thispositionreducesthechance I down so that the top oftherestraint is closest of a neckinjury in a crash. Seatback Latches (Full Bench Seat) I K2106 The front seatback folds forward to letyouaccesstherear forth freely,unlessyoucometo seatbackwillmovebackand Thenitwilllock in place. of the cab. Your a suddenstop. 1-5 Seats & Safety Belts IfyouhaveaFourDoorModel,yourfrontseatbackisdesignednot to fold forward.Access to therear of thecabisavailablebyusingthereardoors. There'sonetimetheseatbackmaynot fold withoutsomehelpfromyou. If thishappens, That's if your vehicleisparkedgoingdownafairlysteephill. lift thislatch.Thentheseatback pushtheseatbacktowardtherearasyou will fold forward.Thelatchmustbedownfortheseat to workproperly. Seatback Latches (Bench Seat With Armrest) K2547 Thefrontseatbackfoldsforward to letyouaccesstherearofthecab. Model, yourfrontseatback is designednot to fold IfyouhaveaFourDoor forward.Access to therear of thecab is availablebyusingthereardoors. To foldaseatbackforward,pullthisleverupandfoldtheseatbackforward. To returntheseatback to theuprightposition,justpushtheseatback rearwarduntilitlatches. Afterreturningtheseatback to makesureitislocked. to itsuprightposition,pulltheseatbackforward 1 CAUTION \ it couldmoveforward in asuddenstop orcrash.Thatcouldcauseinjury to thepersonsittingthere.Always on seatbackbe to sure it is lo ...