DIFFICULTY OR INABILITY TO ADJUST TEMPERATURE CONTROL. Pontiac Sunbird 1994

REVISION: 06/07/94

THIS BULLETIN IS BEING REVISED TO UPDATE WARRANTY INFORMATION - LABOR TIME WAS NOT PREVIOUSLY SPECIFIED FOR NEW LABOR OP NUMBER D0460. PLEASE DISCARD BULLETIN 331105 (GROUP REFERENCE 1 - HVAC). ----------------------------------------------------------------------

SUBJECT: DIFFICULTY OR INABILITY TO ADJUST THE TEMPERATURE CONTROL (REPAIR OR REPLACE TEMPERATURE CABLE)

MODELS: 1994 CHEVROLET CAVALIER 1994 PONTIAC SUNBIRD

AFFECTED VEHICLE VIN'S:

LORDSTOWN RAMOS CHEVROLET: R7108384 - R7144698 RS801617 - RS803057 PONTIAC: R7502924 - R7517151 RS801618 - RS803056

CONDITION:

SOME OWNERS MAY COMMENT ON THE DIFFICULTY OR INABILITY TO ADJUST THE TEMPERATURE CONTROL ON THEIR VEHICLE.

CAUSE:

THE ABOVE CONDITION COULD BE CAUSED BY ONE OF THE FOLLOWING CONDITIONS:

1. TEMPERATURE CONTROL CABLE BENT AT THE EYELET.

2. ADJUSTMENT CLIP INADVERTENTLY SLIDING ALONG CABLE AND LOSING ADJUSTMENT.

3. TEMPERATURE CONTROL CABLE TOO LONG AND CONTACTING CASE OF THE MODULE.

4. TEMPERATURE CONTROL CABLE RETAINER MISSING FROM THE CONTROL HEAD OR THE MODULE.

CORRECTION:

DETERMINE CAUSE OF THE INOPERATION/BINDING AND PERFORM THE FOLLOWING:

1. IF THE TEMPERATURE CONTROL CABLE IS DETERMINED TO BE TOO LONG OR THE TEMPERATURE CONTROL CABLE EYELET IS BENT, REPLACE THE TEMPERATURE CONTROL CABLE.

2. IF THE TEMPERATURE CONTROL CABLE IS OUT OF ADJUSTMENT, READJUST CABLE.

3. IF THE TEMPERATURE CONTROL CABLE RETAINER IS MISSING FROM EITHER THE CONTROL HEAD OR THE MODULE, REINSTALL CABLE AND INSTALL NEW RETAINER.

FOLLOW SERVICE PROCEDURES OUTLINED IN SECTION 1A OR 1B OF THE APPROPRIATE SERVICE MANUAL.

PARTS INFORMATION:

CABLE ASSEMBLY, TEMPERATURE CONTROL - P/N 22596957 RETAINER, TEMPERATURE CONTROL CABLE - P/N 11501937

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

- CABLE, AIR DISTRIBUTION TEMPERATURE - R&R OR REPLACE: LABOR OPERATION NUMBER: D0447 (WITH A/C) LABOR OPERATION NUMBER: D0437 (HEATER ONLY) USE PUBLISHED LABOR OPERATION TIME.

- CABLE, AIR DISTRIBUTION - ADJUST: LABOR OPERATION NUMBER: D0400 USE PUBLISHED LABOR OPERATION TIME.

- RETAINER, TEMPERATURE CONTROL CABLE - REPLACE: LABOR OPERATION NUMBER: D0460 LABOR TIME: .3 HR.

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.