GM Service Manual Online
For 1990-2009 cars only

TAPER WEAR AND/OR UNEVEN WEAR ON REAR DISC BRAKE PADS

SUBJECT: TAPER WEAR AND/OR UNEVEN WEAR ON REAR DISC BRAKE PADS (REPLACE CALIPER MOUNTING BRACKETS)

MODELS: 1993-96 CHEVROLET CAMARO 1993-96 PONTIAC FIREBIRD

CONDITION:

SOME OF THE ABOVE VEHICLES MAY EXHIBIT TAPER WEAR AND/OR UNEVEN WEAR ON THE REAR DISC BRAKE PADS. (TAPER WEAR IS DEFINED AS UNEVEN WEAR OF THE PAD FROM END TO END OR INBOARD VERSUS OUTBOARD UNEVEN WEAR.) MAXIMUM TAPER ALLOWED IS 0.15MM (0.006 INCH).

CAUSE:

WEAR OF THE CALIPER GUIDE PINS AND THE BORES ON THE CALIPER ANCHOR BRACKETS MAY RESULT IN THE CALIPER NOT SLIDING FREELY.

CORRECTION:

REPLACE THE CALIPER ANCHOR BRACKET, THE GUIDE PINS AND THE BRAKE PADS. REFER TO SECTION 5B2 OF THE SERVICE MANUAL.

PARTS INFORMATION:

REAR CALIPER MOUNTING BRACKET P/N 18020432 (2 REQUIRED)

BRACKET MOUNT BOLT P/N 10229606 (4 REQUIRED)

REAR CALIPER GUIDE PIN P/N 18022147 (4 REQUIRED)

BOOT - REAR CALIPER GUIDE PIN P/N 14067552 (4 REQUIRED)

CALIPER MOUNTING BOLTS P/N 14067559 (2 REQUIRED)*

PADS - REAR BRAKES P/N 18021875 (1 REQUIRED)

*(4 BOLTS REQUIRED, BUT 2 BOLTS COME WITH NEW PADS)

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

WARRANTY INFORMATION:

FOR VEHICLES REPAIRED UNDER WARRANTY, USE:

LABOR OPERATION NUMBER: H0077 (BRACKET, CALIPER MOUNTING - REPLACE BOTH) USE PUBLISHED LABOR OPERATION TIME.

FIGURES: 00 ATTACHMENTS: 00

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.