TSB List for the 1993 Buick LeSabre

Technical Service Bulletins (TSBs) for the 1993 LeSabre 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
  • ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
  • FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
  • POWER TRAIN:AUTOMATIC TRANSMISSION
  • POWER TRAIN:DRIVELINE
  • POWER TRAIN:DRIVELINE:DRIVESHAFT
  • POWER TRAIN:AXLE ASSEMBLY
  • ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
  • VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR
  • VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
  • STRUCTURE:BODY
  • STRUCTURE:BODY:DOOR
  • VEHICLE SPEED CONTROL
  • SUSPENSION

    ENGINE AND ENGINE COOLING:ENGINE

    • 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:
      #4010500

      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

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