For 1990-2009 cars

# SMU - SECTION 5E1 - ANTILOCK BRAKE SYSTEM - REVISED

#### SUBJECT: SERVICE MANUAL UPDATE - SECTION 5E1 - ANTILOCK BRAKE SYSTEM - REVISED DIAGNOSTIC TROUBLE CODE CHARTS 56, 58 AND 63

#### MODELS: 1994 BUICK CENTURY 1994 OLDSMOBILE CUTLASS CIERA

THIS BULLETIN UPDATES SECTION 5E1, "ANTILOCK BRAKE SYSTEM," OF THE 1994 "A" SERVICE MANUAL; PAGES 5E1-133, 137 AND 143. PLEASE USE THE ATTACHED CHARTS FOR DIAGNOSTIC TROUBLE CODES 56, 58 AND 63 WHEN PERFORMING ABS DIAGNOSTICS.

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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.

COPYRIGHT 1994 GENERAL MOTORS CORPORATION. ALL RIGHTS RESERVED.