43890 - SERVICE UPDATE. CERTAIN VEHICLES, EQUIPPED WITH STOP/START ENGINE CONTROL OPTION, MAY ILLUMINATE THE MALFUNCTION INDICATOR LAMP (MIL) AND SET DIAGNOSTIC TROUBLE CODES (DTC) P3055 AND P3056. THIS CONDITION COULD RESULT IN REMOTE VEHICLE START BEING INOPERATIVE AND POOR FUEL ECONOMY DUE TO THE STOP/START FEATURE BEING DISABLED. DEALERS WILL REPLACE THE MULTIFUNCTION POWER SUPPLY CONVERTER.
