SMU - SECTION 5E1, ANTILOCK BRAKE SYSTEM (ABS). Chevrolet Astro

SUBJECT: SERVICE MANUAL UPDATE - SECTION 5E1, ANTILOCK BRAKE SYSTEM (ABS), REVISED DTC TABLES 67 AND 68

MODELS: 1996 CHEVROLET AND GMC M/L, C/K, G AND S MODELS WITH 2.2L ENGINE (VIN 4 - RPO LN2)

THIS BULLETIN REVISES DIAGNOSTIC TROUBLE CODE TABLES 67, "PUMP MOTOR CIRCUIT OPEN" AND 68 "PUMP MOTOR LOCKED OR PUMP MOTOR CIRCUIT SHORTED" FOR SECTION 5E1.

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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.