For 1990-2009 cars

# INFO. ON INSTRUMENT CLUSTER IDENTIFICATION

REVISION: 08/15/97

THIS BULLETIN IS BEING REVISED TO UPDATE TEXT AND ART WORK. ______________________________________________________________________ REVISION: 11/04/97

THIS BULLETIN IS BEING REVISED TO UPDATE PART NUMBER INFORMATION. PLEASE DISCARD CORPORATE BULLETIN #78-83-03 (SECTION 8-CHASSIS/BODY ELECTRICAL). ______________________________________________________________________

#### SUBJECT: INFORMATION ON INSTRUMENT CLUSTER IDENTIFICATION

#### MODELS: 1997 PASSENGER CARS AND TRUCKS (EXCEPT CATERA, GEO AND RIVIERA)

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#### IMPORTANT: 'GM OF CANADA' DEALERS AND 'NAES' DEALERS ARE NOT AUTHORIZED TO UTILIZE THIS SERVICE BULLETIN.

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THIS BULLETIN UPDATES THE INSTRUMENT CLUSTER IDENTIFICATION INFORMATION FOR 1997, AND IS INTENDED TO AID SERVICE AND PARTS PERSONNEL IN IDENTIFYING INSTRUMENT CLUSTER(S) FOR REPLACEMENT. THE "BROADCAST CODE" IN COLUMN THREE (3) OF THE ATTACHED CHART CAN BE USED AS A REFERENCE FOR ALL 1997 VEHICLES.

#### IMPORTANT: BROADCAST CODE INFORMATION - THE "BROADCAST CODE" IDENTIFIES COMPONENTS OF THE VEHICLE. IT IS A UNIQUE 3 DIGIT ALPHA-NUMERIC IDENTIFIER. FOR VEHICLES BUILT AFTER APRIL 1997, THE "BROADCAST CODE" CAN BE DISPLAYED ON DEALER TECHLINE TERMINALS. THE "BROADCAST CODE" CAN BE VIEWED FROM THE "IDCS" OPTION BY PERFORMING A VIN INQUIRY. THEN SELECT "DISPLAY VCVS COMPONENTS." ALL PARTS CATALOGS WILL DISPLAY THE BROADCAST CODE AND THE PART NUMBER OF INSTRUMENT CLUSTERS.

THE ATTACHED PAGES INDICATE THE MOST CURRENT LIST OF INSTRUMENT AND DISPLAY SERVICE CENTERS. NO ART ACCOMPANIES THE PART NUMBER INFORMATION. THESE UNITS ARE SERVICED EXCLUSIVELY BY AC DELCO SERVICE CENTERS AND THE EXCHANGE IS THE COMPLETE INSTRUMENT CLUSTER. IMPORTANT: CHEVROLET, CORVETTE REPLACEMENT INSTRUMENT CLUSTER PART NUMBERS ARE:

U.S. 10403424 CANADA 10403425

THESE INSTRUMENT CLUSTERS CAN BE OBTAINED FROM AN AUTHORIZED AC DELCO SERVICE CENTER.

FIGURES: 00 ATTACHMENTS: 07

GENERAL MOTORS BULLETINS ARE INTENDED FOR USE BY PROFESSIONAL TECHNICIANS, NOT A "DO-IT-YOURSELFER". THEY ARE WRITTEN TO INFORM THOSE TECHNICIANS OF CONDITIONS THAT MAY OCCUR ON SOME VEHICLES, OR TO PROVIDE INFORMATION THAT COULD ASSIST IN THE PROPER SERVICE OF A VEHICLE. PROPERLY TRAINED TECHNICIANS HAVE THE EQUIPMENT, TOOLS, SAFETY INSTRUCTIONS AND KNOW-HOW TO DO A JOB PROPERLY AND SAFELY. IF A CONDITION IS DESCRIBED, DO NOT ASSUME THAT THE BULLETIN APPLIES TO YOUR VEHICLE, OR THAT YOUR VEHICLE WILL HAVE THAT CONDITION. SEE A GENERAL MOTORS DEALER SERVICING YOUR BRAND OF GENERAL MOTORS VEHICLE FOR INFORMATION ON WHETHER YOUR VEHICLE MAY BENEFIT FROM THE INFORMATION.

COPYRIGHT 1997 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.