C027B

BUICK, CHEVROLET

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON THE STEPS NEEDED TO DIAGNOSE AND REPAIR VEHICLES THAT MAY HAVE BUZZ OR HUM NOISE IS HEARD IN THE RIGHT FRONT AT TIMES. ALSO MAY HAVE A ANTILOCK BRAKING SYSTEM MALFUNCTION INDICATOR LAMP, SERVICE BRAKE ASSIST MESSAGE OR SERVICE ENGINE SOON MALFUN…

BUICK, CHEVROLET

This Preliminary Information communication provides information to the technician on the steps needed to diagnose and repair vehicles that may have buzz or hum noise is heard in the right front at times. Also may have a Antilock Braking System Malfunction Indicator Lamp, Service Brake Assist Message or Service Engine Soon Malfun…

CHEVROLET, GMC

GMC?CHEVROLET: LOWER THAN NORMAL BRAKE PEDAL FEEL BEFORE OR AFTER A MASTER CYLINDER REPLACEMENT. DURING DIAGNOSIS A DTC C027B MAY BE FOUND STORED IN EBCM. *PE