SMU - SECTION 8C, INSTRUMENT PANEL & GAUGES - REVISED. GMC Truck GMC Suburban

SUBJECT: SERVICE MANUAL UPDATE - SECTION 8C, INSTRUMENT PANEL AND GAUGES - REVISED DIAGNOSTIC CHART

MODELS: 1992-94 CHEVROLET AND GMC C/K MODELS

THIS BULLETIN REVISES THE DIAGNOSTIC TABLE TITLED, "DIAGNOSIS OF THE SPEEDOMETER AND VEHICLE SPEED SENSOR CALIBRATOR." THE WIRE THAT WAS INCORRECTLY DESIGNATED AS PNK/BLK HAS BEEN CHANGED TO REFLECT THE CORRECT COLOR, BRN. THIS TABLE IS LOCATED ON PAGE 8C-7 IN THE 1992 C/K SERVICE MANUAL, PAGE 8C-9 IN THE 1993 SERVICE MANUAL AND PAGE 8C-7 IN THE 1994 SERVICE MANUAL.

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Object Number: 108193 Size: FS

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.