SMU - SECTION 8C INSTRUMENT PANEL COMPARTMENT DOOR LOCK. Buick Regal 1992

REVISION 09/29/93

BULLETIN BEING REVISED TO REMOVE THE 1991-94 PONTIAC GRAND PRIX FROM MODELS. ----------------------------------------------------------------------

SUBJECT: SERVICE MANUAL UPDATE - SECTION 8C - INSTRUMENT PANEL COMPARTMENT DOOR LOCK CYLINDER REPLACEMENT

MODELS: 1993-94 CHEVROLET CAMARO 1993-94 PONTIAC FIREBIRD 1991-94 CHEVROLET LUMINA 1991-94 OLDSMOBILE CUTLASS SUPREME 1991-94 BUICK REGAL

THIS INFORMATION SHOULD BE ADDED TO THE APPROPRIATE SERVICE MANUALS. TO PROPERLY REPLACE THE INSTRUMENT PANEL COMPARTMENT DOOR LOCK CYLINDER, THE ENSUING STEPS MUST BE FOLLOWED:

1. REMOVE THE LOCK ASSEMBLY FROM INSTRUMENT PANEL COMPARTMENT DOOR. 2. INSERT KEY INTO THE LOCK CYLINDER AND ROTATE THE LOCK CYLINDER TO THE LOCKED POSITION. 3. REMOVE KEY FROM LOCK CYLINDER. 4. NEXT, DEPRESS THE SILVER KEY TUMBLER BY INSERTING A SMALL BLADED SCREW DRIVER THROUGH THE SIDE HOLE IN THE LOCK CYLINDER. 5. REINSERT KEY INTO THE LOCK CYLINDER WHILE DEPRESSING THE SILVER KEY TUMBLER. 6. ROTATE THE CYLINDER CLOCKWISE AND REMOVE CYLINDER AND KEY.

NOTE: LATCH HANDLE MUST BE OPENED TO REMOVE THE CYLINDER AND KEY.

TO REINSTALL THE LOCK CYLINDER, THESE STEPS MUST BE FOLLOWED:

1. DEPRESS THE SILVER KEY TUMBLER AND INSERT KEY INTO THE LOCK CYLINDER. 2. INSTALL THE CYLINDER AND KEY INTO THE LATCH ASSEMBLY.

NOTE: THE LATCH HANDLE MUST BE OPENED TO ALLOW FOR INSTALLATION.

3. RELOCK THE LATCH (ROTOR) AND ROTATE THE KEY TO THE UNLOCK POSITION. 4. REMOVE THE KEY FROM THE LOCK CYLINDER. 5. INSTALL THE LOCK ASSEMBLY TO THE INSTRUMENT PANEL COMPARTMENT DOOR.

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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.