SMU - SECTION 3A - CONTROL MODULE SYSTEM

SUBJECT: SERVICE MANUAL UPDATE-SECTION 3A-CONTROL MODULE SYSTEM (PCM) DRIVEABILITY AND EMISSIONS-REVISED CHART DTC 32-EXHAUST GAS RECIRCULATION (EGR) ERROR

MODELS: 1994-95 CHEVROLET AND GMC TRUCK S/T MODELS WITH 2.2L ENGINE (VIN 4 - RPO LN2)

THIS BULLETIN ADVISES OF A REVISED CHART DTC 32, EXHAUST GAS RECIRCULATION (EGR) ERROR, IN THE FOLLOWING SERVICE MANUAL:

1994-1995 DRIVEABILITY EMISSIONS, AND ELECTRICAL DIAGNOSIS MANUAL, PAGE 3A-99.

FIGURES: 00 ATTACHMENTS: 02

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 1995 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.