Technical Service Bulletins (TSBs) for the 1996 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.

    STEERING: STEERING WHEEL/HANDLE BAR

    • TSB #9709013202B

      Date Announced:
      SEP 01, 1997
      NHTSA ID:
      #54328

      EXPERIENCING INTERMITTENT STEERING COLUMN SNAP OR CLICK NOISE WHEN TURNING. *YC Read More »

    SUSPENSION

    • TSB #98833005

      Date Announced:
      OCT 01, 1998
      NHTSA ID:
      #602751

      SOME CUSTOMERS MAY COMMENT THAT THE VEHICLE Read More »

    SERVICE BRAKES, HYDRAULIC

    • TSB #PIP4723F

      Date Announced:
      JAN 14, 2022
      NHTSA ID:
      #10208027

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    SERVICE BRAKES, HYDRAULIC:POWER ASSIST

    • TSB #970501735019

      Date Announced:
      MAY 01, 1997
      NHTSA ID:
      #53015

      WHEN BRAKES ARE DEPRESSED FORCE OR ENGINE LOAD MAY AFFECT AND CAUSE VARIOUS NOISES. *YC Read More »

    PARKING BRAKE

    • TSB #971101735030

      Date Announced:
      NOV 01, 1997
      NHTSA ID:
      #54063

      COMMENTS THAT THE PARK BRAKE PEDAL IS NOT SETTING CORRECTLY OR RELEASING PREMATURELY WHILE TRYING TO SET THE PARK BRAKE. *YC 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 »

    ENGINE AND ENGINE COOLING:ENGINE:GASOLINE

    • TSB #990605005

      Date Announced:
      OCT 01, 1999
      NHTSA ID:
      #6088811

      SOME VEHICLES MAY EXHIBIT A POPPING TYPE NOISE HEARD IN THE PASSENGER COMPARTMENT. *TT Read More »

    • TSB #9709016116A

      Date Announced:
      SEP 01, 1997
      NHTSA ID:
      #54327

      COMMENTS OF AN ENGINE OIL LEAK THAT APPEARS TO ORIGINATE TOWARD THE DRIVER'S SIDE OF THE VEHICLE; REAR OF ENGINE. *YC 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 »

    ENGINE AND ENGINE COOLING:COOLING SYSTEM

    • TSB #010601007

      Date Announced:
      SEP 01, 2007
      NHTSA ID:
      #619176

      ENGINE COOLANT CONSUMPTION OR COOLANT LEAK (INSPECT FOR MATERIAL DEGRADATION/REPLACE INTAKE MANIFOLDS) *TT UPDATED 11/02/07 *NJ Read More »

    • TSB #010601007A

      Date Announced:
      JUL 01, 2001
      NHTSA ID:
      #620835

      EXPERIENCING EXCESSIVE ENGINE COOLANT CONSUMPTION, OR AN ENGINE COOLANT LEAK NEAR OR UNDER THE THROTTLE BODY AREA OF THE UPPER INTAKE MANIFOLD. *TT Read More »

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

    FUEL SYSTEM, GASOLINE

    • TSB #PIP4723F

      Date Announced:
      JAN 14, 2022
      NHTSA ID:
      #10208027

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    POWER TRAIN:MANUAL TRANSMISSION

    • TSB #97080177715F

      Date Announced:
      AUG 01, 1997
      NHTSA ID:
      #54421

      EXPERIENCE A TRANSAXLE GEAR WHINE NOISE ON COAST DOWN OR LIGHT ACCELERATION. *YC Read More »

    POWER TRAIN:AUTOMATIC TRANSMISSION

    • TSB #677164

      Date Announced:
      FEB 01, 1997
      NHTSA ID:
      #51296

      INTERMITTENT NEUTRAL OR LOSS OF DRIVE AT HIGHWAY SPEEDS OR FROM FOURTH GEAR (REPLACE CONTROL VALVE BODY ASSEMBLY). *TW Read More »

    • TSB #577106A

      Date Announced:
      DEC 01, 1996
      NHTSA ID:
      #50571

      COLD START RATTLE NOISE. *TW Read More »

    POWER TRAIN:DRIVELINE:UNIVERSAL JOINT

    • TSB #970801777155

      Date Announced:
      AUG 01, 1997
      NHTSA ID:
      #54285

      EXPERIENCING A TRANSAXLE GEAR WHINE NOISE ON COAST DOWN OR LIGHT ACCELERATION. *YC Read More »

    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 #98777155A

      Date Announced:
      APR 01, 1998
      NHTSA ID:
      #601052

      EXPERIENCING A TRANSAXLE GEAR WHINE NOISE ON COAST DOWN OR LIGHT ACCELERATION BETWEEN 20 AND 40 MPH. *YC 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

    • TSB #PIP4723D

      Date Announced:
      JAN 31, 2020
      NHTSA ID:
      #10171318

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    • TSB #19NA273

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170494

      This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock. Read More »

    ELECTRICAL SYSTEM:SOFTWARE

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    • TSB #PIP4723B

      Date Announced:
      FEB 22, 2017
      NHTSA ID:
      #10113443

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... 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 »

    STRUCTURE

    • TSB #02120

      Date Announced:
      JAN 01, 2004
      NHTSA ID:
      #10007793

      HVAC FACEPLATE LENS AVAILABLE FOR REPLACEMENT. SERVICE VME. *TT 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

    • 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 »

    TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    EQUIPMENT

    • TSB #19NA273

      Date Announced:
      DEC 02, 2019
      NHTSA ID:
      #10170494

      This informational bulletin provides information for dealers/technicians on Procedures to Unlock Delco Radio with Theftlock. Read More »

    • TSB #17NA073

      Date Announced:
      SEP 18, 2019
      NHTSA ID:
      #10166638

      This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »

    • TSB #PIC4696D

      Date Announced:
      SEP 05, 2019
      NHTSA ID:
      #10165876

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #17NA073

      Date Announced:
      FEB 15, 2019
      NHTSA ID:
      #10154641

      This warranty administration bulletin provides information regarding the field action courtesy transportation policy. Read More »

    • TSB #PIC4696C

      Date Announced:
      MAY 31, 2018
      NHTSA ID:
      #10141381

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIP4723C

      Date Announced:
      SEP 20, 2017
      NHTSA ID:
      #10157018

      This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester ... Read More »

    EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES

    • TSB #PIC4696E

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10168979

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIC4696B

      Date Announced:
      DEC 04, 2015
      NHTSA ID:
      #10114947

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIC4696A

      Date Announced:
      OCT 23, 2015
      NHTSA ID:
      #10114924

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

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

    • TSB #PIC4696E

      Date Announced:
      NOV 22, 2019
      NHTSA ID:
      #10168979

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIC4696C

      Date Announced:
      MAY 31, 2018
      NHTSA ID:
      #10141381

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #PIC4696A

      Date Announced:
      OCT 23, 2015
      NHTSA ID:
      #10114924

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco TheftLock. Technician will use the radio to get the scrambled code. Read More »

    • TSB #549001A

      Date Announced:
      MAR 01, 1997
      NHTSA ID:
      #52600

      CLN INDICATOR APPEARS ON RADIO DISPLAY AND DOES NOT TURN OFF (RESET CLN INDICATOR WITH THE EJECT BUTTON ON TAPE). *TW Read More »

    EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

    • TSB #17-NA-073

      Date Announced:
      MAR 15, 2017
      NHTSA ID:
      #10138060

      This warranty administration bulletin provides policy information with the field action courtesy transportation policy. Read More »

    EQUIPMENT ADAPTIVE/MOBILITY

    • TSB #PIC4696C

      Date Announced:
      MAY 31, 2018
      NHTSA ID:
      #10141381

      This Preliminary Information communication provides information to the technician on how to unlock radios that are Delco Theft Lock. Technician will use the radio to get the scrambled code. Read More »

    EQUIPMENT:APPLIANCE:AIR CONDITIONER

    • TSB #731207

      Date Announced:
      MAR 01, 1997
      NHTSA ID:
      #52603

      INTERMITTENT A/C SYSTEM THUMP NOISE ON INITIAL START UP FROM FRONT PASSENGER SIDE FLOOR PANEL (REPLACE ACCUMULATOR). *TW Read More »

    • TSB #631218

      Date Announced:
      JAN 01, 1997
      NHTSA ID:
      #51240

      A/C SYSTEM FLUTTER AND/OR MOAN NOISE WITH HVAC IN A/C MODES. *TW Read More »

    UNKNOWN OR OTHER