Technical Service Bulletins (TSBs) for the 1993 Roadmaster are official communications between Buick & their dealerships that describe processes for troubleshooting or fixing certain common problems. All vehicle manufacturers are required by U.S. law to make their TSBs available to the public.

    ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)

    • TSB #130089009

      Date Announced:
      SEP 01, 2013
      NHTSA ID:
      #10246631

      Expanded Availability for Remanufacture and Return (R&R) Electronic Control Modules Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT

    • TSB #020730024A

      Date Announced:
      AUG 01, 2005
      NHTSA ID:
      #634999

      DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT Read More »

    VISIBILITY:WINDSHIELD WIPER/WASHER

    UNKNOWN OR OTHER

    • TSB #739014

      Date Announced:
      JUN 01, 1997
      NHTSA ID:
      #52566

      DOORS LOCK/UNLOCK ERRATICALLY WHEN USING REMOTE TRANSMITTER (INSTALL NEW REMOTE DOOR/REAR COMPARTMENT RECEIVER). *TW Read More »