GMC TRUCK .. 8.: .. Supplement to the 1995 C/K Series, Sierra, Suburban, Tahoe, Yukon, Safari, Astro, Rally, Vandura, Chevrolet Van, Lumina Minivanand Trans Sport Owner's Manuals This supplement includes the latest information at the timeof printing. We reserve the right to make changes in the product after that time without further notice. For vehiclescfirstsold in Canada, substitute the name "General Motors of Canada" for General Motors wherever it appears in this manual. @Copyright 1995 General Motors Corporation.All rights reserved. Tahoe, Yukon, Printed in U.S.A. General Motors, Sierra, Suburban, Safari, Astro, Rally, Vandura, Chevrolet Van, Lumina Minivan and of Trans Sport are registered trademarks General Motors Corporation. STFF7S 1 As of September 1 , 1995, this informationreplaces Step 7 of the "Securinga Child Restraint ina Center Seat Position"portion of your owner's manual on the following pages, depending on your vehicle: CIK Series, Sierra: 1-39 Suburban, Tahoe and Yukon: 1-45 Rally, Vandura andChevy Van: 1-36 Astro and Safari: 1-37 Lumina and TransSport: 1-56 7. Push and pull the child restraint in different directions be sure it to is secure.If it isn't, secure the restraint in a different place in the vehicle and contactthe child restraint maker for their advice about how to attach the child restraint properly. 2 For 4-DOOr Utility Models: A. Hoist Assembly B. Hoist Shaft C. Ratchet D, Jack Handle E. Retainer E Valve Stem, Pointed Down G. Spare Tire Follow these instructions lower the spare tire: to 1. One sideof the ratchet has anUP marking. The other side hasa DOWN marking. Assemblethe ratchet tothe hook nearthe end of the jack handle you. (as illustrated) with the DOWN marking facing Insert the other end through the hole the rear bumper into the hoist shaft. in and 2. Turn the ratchet to lower the spare tire the ground. Continue to to turn the be ratchet untilthe spare tire can pulled out from under the vehicle. 3. When the tire has been lowered, the retainer at the end of the cable so tilt it can be pulled up through wheel opening. the 3 To Restore Spare or Flat Tire: 1. Lay the tire on the ground atthe rear of the vehicle. Position the tire so that the valve stemis pointed down and to the rear. 2. Tilt the retainer downwardand through the wheel opening. Make sure the retainer is fully seated across underside of the wheel. the 3. Attach the ratchet, with the UP marking facingyou, near the hook at the end of the jack handle illustrated. Insert the other end,on an angle, as through the hole in the rear bumperand into the hoist shaft. 4. Raise the tire fully againstthe underside of vehicle. Continue turning the ratchet untilthere are two "clicks"or "ratchets." The spare tire hoist cannot be over-tightened. 5. Grasp and push against the tire to be sure it is stored securely and does not move. 4 Table of Contents Introduction - How to Use this Manual This section tells you how to use your manual and includes safety and vehicle damage warnings and symbols. Section 1 - Seats and Restraint Systems This section tells you how to use your seats and safety belts -y properly. It also explains the air ba,0 s stem. Section 2 - Features & Controls This section explains how to start and operate your vehicle. Section 3 - Comfort Controls & Audio Systems This section tells you how to adjust the ventilation and comfort controls and how to operate your audio system. Section 4 - Your Driving and the Road Here you'll find helpful information and tips about the road and how to drive under different conditions. Section 5 - Problems on the Road This section tells you what to do if you have a problem while driving, such as a flat tire or engine overheating. etc. Section 6 - Service & Appearance Care Here the manual tells you how to keep your vehicle running properly and looking good. Section 7 - Maintenance Schedule This section tells you when to perform vehicle maintenance and what fluids and lubricants to use. Section 8 - Customer Assistance Information This section tells you how to contact GM for assistance and how to get service publications. It also givesyou information on "Reporting Safety Defects" on page 8-4. L Index Here's an alphabetical listing of almost every subject in this manual. You can use it to quickly find something you want to read. i Introduction 1995 GMC Truck Sierra Owner's Manual Welcome This manual was prepared to acquaint you with the operation and maintenance of your 1995 GMC Truck Sierra and to provide important safety information. There is also a GMC Truck Warranty and Owner Assistance Information booklet. In some vehicles, there can be information manuals from other manufacturers like body builders or special equipment companies. We urge you to review all these publications carefully. This will help you enjoy safe and trouble-free operation of your vehicle. When it comes to service, keep in mind that your GMC Truck dealer knows your vehicle best and is interested in your complete satisfxtion. Your dealer invites you to return for all of your service needs both during and after the warranty period. Remember, if you have a concern and need help handling it to your satisfaction, see the procedure in the GMC Truck Warranty and Owner Assistance Information booklet. Thanks for choosing a GMC Truck product. We value you as a member of the GMC Truck family. We want to assure you of our continuing interest in your pleasure and satisfaction with your vehicle. GMC Truck Division General Motors Corporation Pontiac, Michigan @Copyright 1994 General Motors Corporation, GMC Truck Division. All Rights Reserved Second Edition Printed in U.S.A. 11 .. Important Notesto Owners and Drivers About This Manual Please keep this manual in your vehicle so it will be there if you ever need it when you're on the road. If you sell the vehicle, please leave this manual in it so the new owner can use it. This manual includes the latest information at the time it was printed. We reserve the right to make changes in the product after that time without further notice. For vehicles first sold in Canada, substitute the name "General Motors of Canada Limited" for GMC Truck Division whenever it appears in this manual. W E SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION THROUGH National Institute for AUTOMOTIVE SERVICE EXCELLENCE ~ For Canadian Owners Who Prefer French Language a Manual: Aux pr-opr-i&taires canacliem: Vous pouvez vous procurer un exemplaire de ce guide en franqais chez votre concessionaire ou au DGN Marketing Services Ltd., 1500 Bonhill Rd., Mississauga, Ontario L5T 1C7. General Motors, GM and the GM Emblem, GMC, and Sierra are registered trademarks of General Motors Corporation. 111 ... Model Reference This manual covers these models: Regular Cab Pickup Extended Cab Pickup Crew Cab Chassis Cab 3500 HD Chassis Cab iv How to Use This Manual Many people read their owner's manual from beginning to end when they first receive their new vehicle. This will help you learn about the features and controls for your vehicle. In this manual, you'll find that pictures and words work together to explain things quickly. INDEX: A good place to look for what you need is the Index in back of the manual. It's an alphabetical list of all that's in the manual, and the page number where you'll find it. Safety Warnings and Symbols You will find a number of safety cautions in this book. We use a box with gray background and the word CAUTION to tell you about things that could hurt you if you were to ignore the warning. A ~~ ~ ~~ CAUTION: ~~____ These mean there something thatcould hurt you or other is people. In the gray caution area, we tell you what the hazard is. Then we tell you what to do to help avoid or reduce the hazard. Please read these cautions. If you don't, you or others could be hurt. You will also find a circle with a slash through it in this book. This safety symbol means "Don't,`` "Don't do this," or "Don't let this happen." V Vehicle Damage Warnings Also, in this book you will find these notices: NOTICE: These mean there something that could damage your vehicle. is In the notice area, we tell you about something that can damage your vehicle. Many times, this damage would not be covered by your warranty, and it could be costly. But the notice will tell you what to do to help avoid the damage. When you read other manuals, you might see CAUTION and NOTICE warnings in different colors or in different words. You'll also see warning labels on your vehicle. They use yellow for cautions, blue for notices and the words CAUTION or NOTICE. Vehicle Symbols These are some the symbols you will find on your vehicle. For example, of these symbols are used on an original battery: A I Cauflon Possible Injury Protect Eyes by Shielding Caustic Battery Acid Could Cause Burns Spark or Flame Could Explode Battery 1 Avoid Sparks or Flames Vi These symbols are important you and your passengers whenever your for vehicle is driven: ~~ ~ Fasten Safety Door Lock/Unlock Belts These symbols have to do with your lights: A I Master Lighting Switch Turn Signal Direction Hazard Warning Flasher Headlight High Beam Fog Lights Daytime Running Lights vii These symbols are on some of your controls: uu I I I 1 Windshield Wiper Windshield Washer Windshield Defroster Rear Window Defogger Ventilating Fan These symbols are used on warning and indicator lights: ~~ Engine Coolant Temperature Battery Charging System Fuel Engine Oil Pressure BRAKE Brake ANTILOCK 4 Wheel Anti-Lock SHIFT Parking Brake Release Shift Lighf Vlll ... Here are some other symbols you may see: Elle 1 fuse Lighter I Horn I I Speaker Hood Release i x Notes Seats and Restraint Systems Section Here you'll find information about the seats in your and how to use vehicle your safety belts properly. You can also learn about some things should you not do with air bags safety belts. and Seats and Seat Controls This section tellsyou about the seats how to adjust them, and fold them up and down. It also tells about reclining front seatbacks and head you restraints. Manual Front Seat 1-1 If your vehicle has a manual bucket, split bench, orfull bench seat, you can adjust it with this lever atthe front of the seat. Slide the lever at the front of the seat toward the passenger side to unlock it. Using yourbody, slide the seat to where you want it. Then,release the lever and try to move the seatwith your body, to make sure the seat is locked in place. Power Driver's Seat (Option) If your vehicle has a power seaton the driver's side, you can adjust it with this switch at the outside edge of the seat. You can usethe round centerswitch knob to move the seat where you want move the knobup. To lower the seat, move the knob it. To raise the seat, down. To move theseat forward, move the knob toward the front of the rear of the vehicle. To move the seat rearward, move the knob toward the vehicle. You can also raise lower the front and rear of the seat. To raise the front and of the seat, move the front switch lever up. To lower the front of the seat, move the front switch lever down.To raise therear of the seat, move the rear switch lever up. To lower the rear of the seat, move the rear switch lever down. 1-2 Power Lumbar Adjustment If you have power lumbar adjustment, you can increase or decrease lumbar support in an areaof the lower seatback. To increase support, press and hold the frontthe rocker switch. Let of of go the switchwhen the lower seatback reaches the desired level of support. To decrease support,press and hold the rear of the rocker switch. Let of go the switchwhen the lower seatback reaches desired level of support. the Reclining Front Seatbacks To adjust theseatback, lift the front this of lever. on Release the lever to lock the seatback where you want it. Pull up the front of the lever and the seatback will to an upright position. go 1-3 But don't have a seatback reclined if your vehicle is moving. A CAUTION: Sitting ina reclined position when your vehicle is in motion can be dangerous. Evenif you buckle up, your safety belts can't do their jobwhen you're reclined like this. The shoulder belt can't do its job because it won't be against your body. Instead, itwill be in front you. In a crash you of could go into it, receiving neck other injuries. or The lap belt can't do its job either. crash the belt could a In go up over your abdomen. The belt forces would be there, not at your pelvic bones. This could cause serious internal injuries. For proper protection when the vehicle is in motion, have the seatback upright. Then sit back in the seat and wear your well safety belt properly. Seatback Latches (Base Level Bench Seat) The front seatbackfolds forward to let you access the rear of the cab. Your seatback will move back and forth freely, unless you come to a sudden stop. Then it will lock in place. If you ha ...