B257C

B257C

DTC B257C, sometimes indicated as B257C00 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle body.


    DTC Trouble Code Search
    Bulletins

    Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

    • PI1488 - EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
      CADILLAC: This preliminary informational bulletin provides repair information to correct a customer concern of ?Service afl lamp? Message displayed on the driver information center (dic). Technicians also may find dtc(s) B257C and B257D stored.
    • PIC5728A - ELECTRICAL SYSTEM
      CADILLAC: This preliminary information communication provides information to the technician about vehicles that have "low beam failure message" displayed. Technician may find diagnostic trouble codes B257C, B257D, U1501, U1502, U1511, U1512, U1521, u
    • PI-1205 - EXTERIOR LIGHTING:HEADLIGHTS
      BUICK: Gm: there may be an adaptive forward lighting (afl) service message displayed on dic, dtc B257C or B257D set. *js
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