GM Service Manual Online
For 1990-2009 cars only

HVAC FAN ONLY OPERATES ON HIGH SPEED

SUBJECT: HVAC FAN ONLY OPERATES ON HIGH SPEED (REPLACE BLOWER MOTOR RESISTOR ASSEMBLY)

MODELS: 1995-96 CHEVROLET AND GMC C/K MODELS BUILT BUILT BEFORE THE FOLLOWING VIN BREAKPOINTS:

MAKE PLANT VIN

CHEVROLET FLINT TF013550 GMC FLINT TF013559

CHEVROLET FT. WAYNE TZ167736 GMC FT. WAYNE TZ523792

CHEVROLET JANESVILLE TJ360493 GMC JANESVILLE TJ725741

CHEVROLET OSHAWA T1191428 GMC OSHAWA T1534201

CHEVROLET PONTIAC TE197119 GMC PONTIAC TE532000

CHEVROLET SILAO TG133568 GMC SILAO TG511601

CONDITION:

SOME OWNERS MAY COMMENT THAT THE HVAC FAN WILL OPERATE ONLY ON HIGH SPEED SETTING.

CAUSE:

THE BLOWER MOTOR RESISTOR FAILS OPEN.

CORRECTION:

REPLACE BLOWER MOTOR RESISTOR ASSEMBLY WITH NEW PART, FOLLOWING THE SERVICE PROCEDURE IN SECTION 1B OF THE APPROPRIATE C/K TRUCK SERVICE MANUAL.

PARTS INFORMATION

P/N DESCRIPTION QTY 15024815 RESISTOR ASM - BLOWER MOTOR 1

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OP DESCRIPTION LABOR TIME D1002 RESISTOR, BLOWER MOTOR USE PUBLISHED REPLACE LABOR OPERATION TIME

IMPORTANT: LABOR OPERATION IS CODED TO BASE VEHICLE COVERAGE IN THE WARRANTY SYSTEM.

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 1996 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.