Technical Service Bulletins (TSBs) for the 1999 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.

    STEERING

    • TSB #030236002

      Date Announced:
      AUG 01, 2003
      NHTSA ID:
      #10012577

      REVISED STEERING WHEEL POSITION SENSOR OR STEERING SHAFT LOWER BEARING REPLACEMENT PROCEDURE AND STEERING WHEEL POSITION SENSOR CENTERING PROCEDURE. *EH Read More »

    ENGINE AND ENGINE COOLING:ENGINE

    • TSB #040601021

      Date Announced:
      JUN 01, 2004
      NHTSA ID:
      #10012148

      NEW REAR MAIN SEAL AND SPECIAL TOOL FOR INSTALLATION. *TT Read More »

    • TSB #010601008A

      Date Announced:
      MAY 01, 2002
      NHTSA ID:
      #634813

      SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. *TT Read More »

    • TSB #010601008

      Date Announced:
      FEB 01, 2001
      NHTSA ID:
      #619177

      SOME OWNERS MAY COMMENT ON A REPEAT ENGINE OIL PAN LEAK. *TT Read More »

    • TSB #3180

      Date Announced:
      NONE PROVIDED
      NHTSA ID:
      #10010868

      DEALERS MAY COMMENT ON A CHUGGLE, SURGE, MISFIRE CONDITION. *TT Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

    • TSB #99070

      Date Announced:
      OCT 01, 1999
      NHTSA ID:
      #6089158

      VOLUNTARY EMISSION CAMPAIGN FOR VEHICLES WITH AN OBD-II CALIBRATION THAT CAUSES A FALSE OXYGEN SENSOR CODE, P1133, TO SET UNDER CERTAIN CONDITIONS, RESULTING IN MALFUNCTION INDICATOR LAMP ILLUMINATION. Read More »

    ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

    POWER TRAIN

    • TSB #000730007A

      Date Announced:
      FEB 01, 2002
      NHTSA ID:
      #629375

      SUBJECT REGARDING WHINE NOISE IN PARK OR NEUTRAL, SERVICE ENGINE SOON OR SERVICE VEHICLE SOON LAMP ILLUMINATION. *TT Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #000730002B

      Date Announced:
      JUL 01, 2002
      NHTSA ID:
      #634985

      CONCERNS WITH SLIPS, HARSH UPSHIFT OR GARAGE SHIFTS, LAUNCH SHUDDERS, FLARES, ERRATIC SHIFTS AND INTERMITTENT CONCERNS, DIAGNOSTIC TROUBLE CODE P1811 OR P0748 SET. *TT Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #010730032B

      Date Announced:
      NOV 01, 2004
      NHTSA ID:
      #628928

      SOME OWNERS MAY COMMENT ON A TRANSMISSION OIL LEAK. *TT UPDATED *EH Read More »

    • TSB #00704A

      Date Announced:
      NOV 18, 2003
      NHTSA ID:
      #10004213

      THE 4T65E AUTOMATIC TRANSMISSION MAY EXHIBIT A CONDITION OF A HARSH GARAGE SHIFT INTO REVERSE OR DRIVE ON A COLD START. *TT Read More »

    • TSB #030730017

      Date Announced:
      MAY 01, 2003
      NHTSA ID:
      #10002394

      GRIND NOISE OR NO VEHICLE MOVEMENT WHEN SHIFTING INTO DRIVE OR REVERSE. *TT Read More »

    • TSB #010730044

      Date Announced:
      JAN 01, 2002
      NHTSA ID:
      #628860

      SUBJECT REGARDING HARSH ENGAGEMENT INTO REVERSE GEAR IN COLD AMBIENT TEMPERATURE. *TT Read More »

    • TSB #99111

      Date Announced:
      MAY 11, 1999
      NHTSA ID:
      #606664

      CAMPAIGN PARTS BULLETIN REGARDING 4T65E MANUAL VALVE / LINK KIT REPLACEMENT. *TT 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 #000730002

      Date Announced:
      FEB 01, 2000
      NHTSA ID:
      #611290

      SOME OWNERS OF VEHICLES WITH A HYDRA-MATIC 4T65-E TRANSAXLE MAY COMMENT ON HARSH UPSHIFTS OR HARSH GARAGE SHIFTS, SOFT SHIFTS, SHUDDERS ON HARD ACCELERATION, OR SHIFTS ERRATIC. *TT Read More »

    ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR

    • TSB #03054

      Date Announced:
      MAY 17, 2004
      NHTSA ID:
      #10007859

      UPCOMING PRODUCT SAFETY RECALL FUEL PRESSURE REGULATOR. *MJ Read More »

    ELECTRICAL SYSTEM:WIRING

    • TSB #57

      Date Announced:
      JUL 01, 2003
      NHTSA ID:
      #10016464

      WIRE HARNESS MAY BE STRETCHED, OR THE PCS MAY NOT BE ORIENTED IN THE SAME POSITION, AFTER INSTALLING A SERVICE REPLACEMENT VALVE BODY ASSEMBLY. GM TECH LINK. *TT Read More »

    VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

    • TSB #839607

      Date Announced:
      OCT 01, 1998
      NHTSA ID:
      #602985

      COMMENTS ON SWITCHING BETWEEN LOCAL STATIONS OR CROSS TALK IN METROPOLITAN AREAS WITH SEVERAL STRONG AM STATIONS. *YC Read More »

    STRUCTURE:BODY

    • TSB #03232004

      Date Announced:
      MAR 23, 2004
      NHTSA ID:
      #10013044

      THIS IS A FIX IT RIGHT THE FIRST TIME REMINDER GOING OUT TO BUICK DEALERS REGARDING ASHTRAYS THAT ARE EITHER DIFFICULT TO OPEN OR WILL NOT STAY CLOSED. *TT Read More »

    STRUCTURE:BODY:DOOR

    • TSB #990864025

      Date Announced:
      OCT 01, 1999
      NHTSA ID:
      #6088946

      SUBJECT REGARDING WIND NOISE AT DRIVER'S FRONT SIDE DOOR B-PILLAR AREA. *TT Read More »

    • TSB #990864007

      Date Announced:
      MAY 01, 1999
      NHTSA ID:
      #606010

      SOME CUSTOMERS MAY COMMENT THAT THE FRONT AND / OR REAR DOOR TRIM PANEL WILL COME LOOSE OR SEPARATES FROM THE TOP OF THE DOOR AT THE INNER SEALING STRIP. *TT Read More »

    VEHICLE SPEED CONTROL

    • TSB #050604058

      Date Announced:
      SEP 01, 2005
      NHTSA ID:
      #10017568

      INTERMITTENT CHUGGLE OR FISHBITE ON LIGHT ACCELERATION OR A HIGHWAY SPEEDS WITH NO DIAGNOSTIC TROUBLE CODES (DTCS). *TT Read More »

    • TSB #990604045

      Date Announced:
      OCT 01, 1999
      NHTSA ID:
      #6088955

      SUBJECT REGARDING LOW POWER / STUMBLE WHEN ACCELERATING IN TURNS OR STRAIGHT LINE. *TT Read More »

    EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

    • TSB #16NA260

      Date Announced:
      AUG 26, 2016
      NHTSA ID:
      #10082506

      THIS TECHNICAL BULLETIN PROVIDES A PROCEDURE TO REPROGRAM THE MEDIA DISC PLAYER WITH THE LATEST CALIBRATIONS TO CORRECT A CONDITION OF THE REAR ENTERTAINMENT SYSTEM NOT OPERATING AS INTENDED IN COLDER AMBIENT TEMPERATURE AREAS DUE TO ... Read More »

    EQUIPMENT:OTHER:LABELS

    • TSB #98068

      Date Announced:
      JUL 01, 1999
      NHTSA ID:
      #606063

      PRODUCT EMISSION CAMPAIGN REGARDING VEHICLES WITH AN INCORRECT VEHICLE EMISSION CONTROL LABEL. *TT Read More »

    • TSB #98068

      Date Announced:
      JUL 01, 1999
      NHTSA ID:
      #606218

      CERTAIN VEHICLES WERE BUILT WITH INCORRECT VEHICLE EMISSION CONTROL LABELS. THE EMISSION CONTROL (TUNE-UP) LABELS HAVE AN INCORRECT EMISSION VACUUM HOSE ROUTING SCHEMATIC. *TT Read More »

    UNKNOWN OR OTHER

    • TSB #020730014A

      Date Announced:
      JUL 01, 2002
      NHTSA ID:
      #635006

      INFORMATION ON SERVICING 4T65-E TRANSAXLE SPACER PLATE AND GASKETS FOR VARIOUS MODELS FROM 1997 THROUGH 2002. *TT Read More »

    • TSB #020730014

      Date Announced:
      APR 01, 2002
      NHTSA ID:
      #634997

      INFORMATION ON SERVICING 4T65E TRANSAXLE SPACER PLATE AND GASKETS. *TT Read More »

    • TSB #32

      Date Announced:
      FEB 01, 2001
      NHTSA ID:
      #623615

      INFORMATION REGARDING EXTRA CLIPS IN THE 4T65E TRANSMISSION. *SLC Read More »