SMU - SECTION 5 - BRAKES - REVISED REAR DISC BRAKE. Pontiac Grand Prix 1994

---------------------------------------------------------------------- SERVICE MANUAL UPDATE ----------------------------------------------------------------------

SUBJECT: SECTION 5 - BRAKES - REVISED REAR DISC BRAKE ROTOR SPECIFICATIONS

MODELS: 1994-95 BUICK REGAL 1995 CHEVROLET LUMINA 1994-95 OLDSMOBILE CUTLASS SUPREME 1994-95 PONTIAC GRAND PRIX

THIS BULLETIN UPDATES THE REAR DISC BRAKE ROTOR SPECIFICATIONS.

DIMENSIONS

THE FOLLOWING DIMENSIONS ARE UPDATED FOR THE REAR DISC BRAKE ROTORS.

ROTOR DIAMETER (NEW) 278.0 MM (10.945") MAXIMUM LATERAL RUN-OUT 0.08 MM (0.003") MAXIMUM TRANSVERSE RUN-OUT 0.013 MM (0.0005") MAXIMUM SCORING 1.52 MM (0.060") ROTOR THICKNESS (NEW) 11.00 MM (0.433") MINIMUM ROTOR THICKNESS (NEW) 9.78 MM (0.385") DISCARD THICKNESS (NEW) 9.40 MM (0.370") MINIMUM WEAR STOCK 0.38 MM (0.015")

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.