ATTENTION CATALOG USER Continued JANUARY 1992 7 SEAT BELTS THE PRODUCTION T0 SERVICE NUMBER INDEX HAS BEEN MOVED TO THE ILLUSTRATION SECTION ALSO ALL SERVICE PART NUMBERS ARE NOW LOCATED IN THE ILLUSTRATION SECTION 8 NEW FOR THIS ISSUE A TUNE UP CHART HAS BEEN ADDED T0 THE GROUP 2 270 ILLUSTRATION SECTION 1 FORMAT GENERAL NOTES APPLYING TO THE ENTIRE ILLUSTRATION WILL FALL AT THE TOP OF THE ILLUSTRATION 2 CALLOUTS COMPLETE WITH USAGE WILL FOLLOW GENERAL NOTES 3 SERVICE KITS WILL APPEAR IN CALLOUT FORMAT FOLLOWING REGULAR CALLOUTS 4 SPECIFIC NOTES REFERRING TO A SPECIFIC CALLOUT WILL FOLLOW SERVICE KIT CALLOUTS 5 RPO DEFINITIONS WILL FOLLOW SPECIFIC NOTES 6 INSTRUMENT CLUSTER A FACE VIEW OF INSTRUMENT CLUSTERS IS SHOWN FOR IDENTIFICATION ONLY LENSES AND BULBS ARE SERVICED ASSEMBLY REPAIR OR EXCHANGE IS MADE BY AC DELCO REPAIR CENTERS 7 FULL USAGE HAS BEEN ADDED TO THE CALLOUT THIS INCLUDES GROUP DESCRIPTION YEAR S MODEL SERIES RPO INFORMATION QUANTITY AND PART NUMBER 8 THE CRASH SECTION OF THE ILLUSTRATION SECTION GR 18 000 WILL BE PRINTED IN JANUARY 1992 REVISION YOUR FEEDBACK AND SUGGESTIONS ARE REQUESTED TO ASSIST US IN PUBLISHING THE MOST COMPLETE AND COMPREHENSIVE CATALOGS POSSIBLE PLEASE ADDRESS ANY CORRESPONDENCE CONCERNING THIS PUBLICATION TO THE ATTENTION OF THE ENGINEERING DEPARTMENT AND INCLUDE YOUR ADDRESS AND DEALER CODE TO ENSURE A TIMELY REPLY TO ENSURE ACCURATE AND TIMELY RESPONSE TO WRITTEN CORRESPONDENCE INVOLVING CATALOG ILLUSTRATIONS PLEASE INCLUDE THE ART NUMBER DISPLAYED IN THE UPPER RIGHT CORNER OF EACH ILLUSTRATION UNLIKE PAGE NUMBERS THIS NUMBER REMAINS CONSTANT FROM PUBLICATION TO PUBLICATION AND PROVIDES IDENTIFICATION THIS PUBLICATION IS A PRODUCT OF THE ENGINEERING DEPARTMENT AND ALL DATA HEREIN WAS DERIVED FROM THE LATEST ENGINEERING INFORMATION GENERAL MOTORS SERVICE PARTS OPERATIONS WATERFORD MICHIGAN 48329 92 GENEHALMOTORSSERWLEPARTS0 ERAU0Nsw1 TRucK 3 2 1 92