TRACTION CONTROL CODES 41 & 45 OR 51 & 55 MAY INTERMITT. SET. Cadillac Fleetwood Brougham 1993

SUBJECT: TRACTION CONTROL CODES 41 AND 45 OR 51 AND 55 MAY INTERMITTENTLY SET (REPLACE EBTCM)

MODELS: 1993 CADILLAC FLEETWOODS (RWD) 1993 CADILLAC ELDORADOS 1993 CADILLAC SEVILLES (EQUIPPED WITH TRACTION CONTROL)

CONDITION:

SOME OWNERS MAY EXPERIENCE INTERMITTENTLY SET ABS/TCS CODES. THESE CODES ARE: RIGHT FRONT ABS SOLENOID VALVE FAULT (CODE 41 FOR FLEETWOODS OR CODE 51 FOR ELDORADOS/SEVILLES) AND LEFT FRONT ABS SOLENOID VALVE FAULT (CODE 45 FOR FLEETWOODS OR 55 FOR ELDORADOS/SEVILLES). THIS USUALLY OCCURS WHEN THE VEHICLE IS RESTARTED AFTER IT HAS BEEN ALLOWED TO SIT FOR 15-20 MINUTES FOLLOWING A 15-20 MINUTE DRIVE CYCLE.

CAUSE:

THIS CONDITION MAY BE DUE TO A FAULTY TRANSISTOR IN THE ELECTRONIC BRAKE AND TRACTION CONTROL MODULE (EBTCM). SUSPECT EBTCM'S HAVE A SERIAL NUMBER WHICH BEGINS WITH A 2. REFER TO FIGURE 1.

CORRECTION:

ANY VEHICLE WHICH SETS A 41 AND 45 TOGETHER, OR A 51 AND 55 TOGETHER, AND HAS A SUSPECT EBTCM SHOULD HAVE THE EBTCM REPLACED. ALL OTHER VEHICLES SHOULD BE DIAGNOSED PER THE SERVICE INFORMATION MANUAL.

P/N VEHICLE

3530998 1993 ELDORADOS AND SEVILLES WITH TRACTION CONTROL 10178754 1993 FLEETWOODS (RWD) AND BROUGHAMS

PARTS ARE CURRENTLY AVAILABLE FROM GMSPO.

FIGURES: 1

Object Number: 81200 Size: FS

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.