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For 1990-2009 cars only

SMU - ESM HVAC - SECTION CORRECTION TO OIL REFERENCE

SUBJECT: SERVICE MANUAL UPDATE - ESM HVAC SECTION - CORRECTION TO OIL REFERENCE WHEN INSTALLING EVAPORATOR CORE

MODELS: 1994 BUICK LESABRE AND PARK AVENUE

WHEN INSTALLING THE EVAPORATOR CORE, THE ILLUSTRATION ON PAGE 1046 INDICATES THAT 525 VISCOSITY REFRIGERANT OIL IS TO BE ADDED TO THE CORE. THIS IS INCORRECT; PAG REFRIGERANT OIL, P/N 12345923, MUST BE ADDED.

AS WITH ALL R134A REFRIGERANT SYSTEMS, ONLY PAG REFRIGERANT OIL SHOULD BE USED.

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

FIGURES: 0

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 1994 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.