Technical Service Bulletins (TSBs) for the 1993 Park Avenue 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.

    SUSPENSION

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #970501776515

      Date Announced:
      MAY 01, 1997
      NHTSA ID:
      #53021

      INFORMATION BASED ON ENGINE IDLE SURGE, OR MIL (MALFUNCTION INDICATOR LAMP) ILLUMINATED WITH DTC (DIAGNOSTIC TROUBLE CODE) P0131, P0171 OR 44 SET. *YC Read More »

    • TSB #576113

      Date Announced:
      MAY 01, 1995
      NHTSA ID:
      #43036

      UNKNOWN Read More »

    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 »

    FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS

    • TSB #436302

      Date Announced:
      NOV 01, 1994
      NHTSA ID:
      #37848

      FAINT BUZZING NOISE FROM FRONT OF DASH AREA. *TW Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    POWER TRAIN:DRIVELINE

    POWER TRAIN:DRIVELINE:DRIVESHAFT

    • TSB #577106A

      Date Announced:
      FEB 01, 1997
      NHTSA ID:
      #51497

      COLD START RATTLE NOISE (DIAGNOSIS/SERVICE PROCEDURE). *TW Read More »

    POWER TRAIN:AXLE ASSEMBLY

    • TSB #990730030A

      Date Announced:
      APR 01, 2001
      NHTSA ID:
      #619370

      OWNERS OF SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60, 4T60-E OR 4T65-E TRANSAXLES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN STANDING IN PARK ON A HILL OR SLOPE WITH THE ENGINE RUNNING AND THE ... Read More »

    • TSB #990730030

      Date Announced:
      DEC 01, 1999
      NHTSA ID:
      #6089996

      SOME VEHICLES EQUIPPED WITH HYDRA-MATIC 3T40, 4T60 OR 4T60-E TRANSXALES MAY COMMENT ON A GRINDING AND / OR GROWLING NOISE THAT IS NOTICEABLE WHEN IN PARK ON INCLINE. *TT Read More »

    • TSB #10001

      Date Announced:
      APR 01, 1998
      NHTSA ID:
      #601769

      INFORMATION ON GROWLING NOISE IN TRANSAXLE DURING FIRST FOUR MINUTES AFTER START UP. *YC Read More »

    ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

    • TSB #536401

      Date Announced:
      MAR 01, 1995
      NHTSA ID:
      #39814

      DIM HEADLAMPS, SLOW WINDSHIELD WIPERS, ETC RESULTING FROM LOW/NO GENERATOR OUTPUT. *TW Read More »

    • TSB #536401

      Date Announced:
      MAR 01, 1995
      NHTSA ID:
      #4011300

      UNKNOWN Read More »

    VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR

    • TSB #731608

      Date Announced:
      JUN 01, 1997
      NHTSA ID:
      #52564

      EXCESSIVE VIBRATION OF ELECTROCHROMIC INSIDE REARVIEW MIRROR. *TW Read More »

    VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

    • TSB #431108

      Date Announced:
      NOV 01, 1994
      NHTSA ID:
      #37847

      HVAC SYSTEM MAY INTERMITTENTLY TURN ON IN DEFOG OR DEFROST MODE BY DEFAULT. *TW Read More »

    • TSB #931531

      Date Announced:
      JUN 01, 1993
      NHTSA ID:
      #39549

      LITTLE TO NO AIR FLOW FROM SIDE WINDOW DEFROSTER DUCTS. *TW Read More »

    STRUCTURE:BODY

    • TSB #832006

      Date Announced:
      DEC 01, 1998
      NHTSA ID:
      #603085

      SOME CUSTOMERS MAY COMMENT THAT THERE IS CORROSION ( RUST ) APPEARING ON THE LEFT AND /OR RIGHT ROCKER PANEL(S). *YC Read More »

    STRUCTURE:BODY:DOOR

    VEHICLE SPEED CONTROL