Buick LaCrosse Service Bulletins

3,361 manufacturer communications on file.

• Date not available•Document ID: 10017038

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  3435

  Date Added:

  October 21, 2005

  Manufacturer:

  PONTIAC

  Summary

  INTERMITTENT STALL AND/OR INTERMITTENT GAUGE FLUCTUATION. TO INCLUDE 2005 BUICK ALLURE (CANADA ONLY). *TT

  Associated Products (3)

  2005 Buick LaCrosse2005 Pontiac Grand Prix2004 Pontiac Grand Prix
  Associated Documents

  • DownloadMC-10017038-0001.pdf↗
• Date not available•Document ID: 10016949

  Service Bulletin/Repair Instructions
  ENGINE AND ENGINE COOLING:ENGINE

  Mfr Comm. #:

  3250A

  Date Added:

  October 18, 2005

  Manufacturer:

  CADILLAC

  Summary

  BULLETIN-SIT-BULLETIN-1704148: 3.6 LY7 ROUGH IDLE. *SC

  Associated Products (5)

  2005 Buick LaCrosse2005 Buick Rendezvous2005 Cadillac CTS2005 Cadillac SRX2005 Cadillac STS
  Associated Documents

  • DownloadMC-10016949-0001.pdf↗
• Date not available•Document ID: 10016867

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  3533

  Date Added:

  October 13, 2005

  Manufacturer:

  PONTIAC

  Summary

  INTERMITTENT / HARD / NO START, FUEL GAUGE INOPERATIVE / FLUCTUATES, SERVICE ENGINE SOON / CHECK ENGINE LIGHT ON, ANTI-LOCK BRAKING SYSTEM (ABS) WARNING LIGHT ON, TCS WARNING LIGHT ON. *TT

  Associated Products (2)

  2005 Buick LaCrosse2005 Pontiac Grand Prix
  Associated Documents

  • DownloadMC-10016867-0001.pdf↗
• Date not available•Document ID: 10016490

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  3505

  Date Added:

  September 14, 2005

  Manufacturer:

  BUICK

  Summary

  DIAGNOSTIC TROUBLE CODES INVOLVING MASS AIR FLOW (MAF)/INTAKE AIR TEMPERATURE (IAT) SENSOR; BAROMETRIC PRESSURE (BARO) SENSOR; ENGINE OIL PRESSURE (EOP) SENSOR; THROTTLE POSITION (TP) SENSOR; ACCELERATOR PEDAL POSITION (APP) SENSOR; A/C REFRIGERANT PRESSURE SENSOR; FUEL TANK PRESSURE (FTP) SENSOR. *TT

  Associated Products (13)

  2006 Buick LaCrosse2006 Buick Rendezvous2006 Cadillac CTS2006 Cadillac SRX2006 Cadillac STS2005 Buick LaCrosse2005 Buick Rendezvous2005 Cadillac CTS2005 Cadillac SRX2005 Cadillac STS2004 Buick Rendezvous2004 Cadillac CTS2004 Cadillac SRX
  Associated Documents

  • DownloadMC-10016490-0001.pdf↗
• Date not available•Document ID: 10016489

  Service Bulletin/Repair Instructions
  SEAT BELTS:FRONT

  Mfr Comm. #:

  3588

  Date Added:

  September 14, 2005

  Manufacturer:

  CHEVROLET

  Summary

  SEVERAL RIGHT FRONT SEAT BELT ASSEMBLIES HAVE BEEN RETURNED THROUGH THE 100% LAUNCH PART RETURN PROCESS WITH A CUSTOMER COMPLAINT OF SEAT BELT DIFFICULT TO LOWER PAST STITCHING ON SEAT BELT WEBBING. *TT

  Associated Products (13)

  2006 Buick LaCrosse2006 Chevrolet Colorado2006 Chevrolet Corvette2006 Chevrolet Equinox2006 GMC Canyon2006 Pontiac Torrent2005 Buick LaCrosse2005 Cadillac XLR2005 Chevrolet Colorado2005 Chevrolet Corvette2005 Chevrolet Equinox2005 GMC Canyon2005 Pontiac G6
  Associated Documents

  • DownloadMC-10016489-0001.pdf↗
• Date not available•Document ID: 10014949

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  3411A

  Date Added:

  May 12, 2005

  Manufacturer:

  BUICK

  Summary

  HVAC HEAD AND HARNESS. THIS INCUDES 2005 BUICK ALLURE. *EH

  Associated Products (1)

  2005 Buick LaCrosse
  Associated Documents

  • DownloadMC-10014949-0001.pdf↗
• Date not available•Document ID: 10013545

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM:STARTER ASSEMBLY

  Mfr Comm. #:

  3307

  Date Added:

  April 21, 2005

  Manufacturer:

  CADILLAC

  Summary

  NO CRANK NO START. *TT

  Associated Products (8)

  2005 Buick LaCrosse2005 Buick Rendezvous2005 Cadillac CTS2005 Cadillac SRX2005 Cadillac STS2004 Buick Rendezvous2004 Cadillac CTS2004 Cadillac SRX
  Associated Documents

  • DownloadMC-10013545-0001.pdf↗
• Date not available•Document ID: 10013492

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY:DOOR

  Mfr Comm. #:

  3314A

  Date Added:

  April 20, 2005

  Manufacturer:

  BUICK

  Summary

  DOORS MAY NOT CLOSE PROPERLY IN FREEZING TEMPERATURES. *TT 2005 BUICK ALLURE INCLUDED. *TT

  Associated Products (4)

  2005 Buick LaCrosse2005 Cadillac SRX2005 Chevrolet Malibu2005 Pontiac Grand Prix
  Associated Documents

  • DownloadMC-10013492-0001.pdf↗
• Date not available•Document ID: 10011720

  Service Bulletin/Repair Instructions
  POWER TRAIN:AUTOMATIC TRANSMISSION

  Mfr Comm. #:

  3235

  Date Added:

  January 31, 2005

  Manufacturer:

  CHEVROLET

  Summary

  ENGINEERING INVESTIGATION ON THE NEW TRANSMISSION CONTROL MODULE. *EH

  Associated Products (10)

  2005 Buick LaCrosse2005 Buick Rendezvous2005 Chevrolet Cobalt2005 Chevrolet Corvette2005 Chevrolet SSR2005 Chevrolet Trailblazer2005 GMC Envoy2005 Hummer H22005 Pontiac Grand Prix2005 Pontiac GTO
  Associated Documents

  • DownloadMC-10011720-0001.pdf↗
• Date not available•Document ID: 10011634

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  3203

  Date Added:

  January 28, 2005

  Manufacturer:

  BUICK

  Summary

  BCM PROGRAMMING PROCEDURE. *EH

  Associated Products (2)

  2005 Buick LaCrosse2005 Pontiac Grand Prix
  Associated Documents

  • DownloadMC-10011634-0001.pdf↗
• September 26, 2026•Document ID: 11037555

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5698F

  Date Added:

  September 30, 2026

  Manufacturer:

  CADILLAC

  Summary

  This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.

  Associated Products (619)

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  Associated Documents

  • DownloadMC-11037555-0001.pdf↗
• September 4, 2026•Document ID: 11037253

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP4902W

  Date Added:

  September 10, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

  Associated Products (751)

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  Associated Documents

  • DownloadMC-11037253-0001.pdf↗
• July 21, 2026•Document ID: 11035340

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT5099J

  Date Added:

  July 29, 2026

  Manufacturer:

  CHEVROLET

  Summary

  PI to help diagnose A/C concern

  Associated Products (505)

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  Associated Documents

  • DownloadMC-11035340-0001.pdf↗
• May 19, 2026•Document ID: 11032947

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6113

  Date Added:

  May 28, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This document provides the technician with a diagnostic tip if the vehicle stalls and set diagnostic trouble code P0191 and may also set P0172. The diagnostic tip has the technician inspect the high pressure fuel pump body markings to confirm it is an original manufacture part. If it is not an original manufacture part, they should install one and evaluate the vehicle.

  Associated Products (45)

  2017 Buick Regal2017 Buick Verano2017 Chevrolet Equinox2017 Chevrolet Malibu2017 GMC Terrain2016 Buick LaCrosse2016 Buick Regal2016 Buick Verano2016 Chevrolet Equinox2016 Chevrolet Malibu2016 GMC Terrain2015 Buick LaCrosse2015 Buick Regal2015 Buick Verano2015 Chevrolet Equinox2015 Chevrolet Malibu2015 GMC Terrain2014 Buick LaCrosse2014 Buick Regal2014 Buick Verano+ 25 more
  Associated Documents

  • DownloadMC-11032947-0001.pdf↗
• April 1, 2026•Document ID: 11030974

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT3271Q

  Date Added:

  April 7, 2026

  Manufacturer:

  CADILLAC

  Summary

  This preliminary information communicates information about how to determine if a wheel and tires size change is available.

  Associated Products (736)

  2027 Chevrolet Bolt EV2026 Buick Enclave2026 Buick Encore2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer+ 716 more
  Associated Documents

  • DownloadMC-11030974-0001.pdf↗
• March 9, 2026•Document ID: 11030092

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6104

  Date Added:

  March 17, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

  Associated Products (736)

  2027 Chevrolet Bolt EV2026 Buick Enclave2026 Buick Encore2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer+ 716 more
  Associated Documents

  • DownloadMC-11030092-0001.pdf↗
• March 9, 2026•Document ID: 11030091

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP4902V

  Date Added:

  March 17, 2026

  Manufacturer:

  BUICK

  Summary

  This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

  Associated Products (736)

  2027 Chevrolet Bolt EV2026 Buick Enclave2026 Buick Encore2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer+ 716 more
  Associated Documents

  • DownloadMC-11030091-0001.pdf↗
• March 2, 2026•Document ID: 11029950

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6425D

  Date Added:

  March 11, 2026

  Manufacturer:

  CADILLAC

  Summary

  This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss

  Associated Products (325)

  2027 Chevrolet Bolt EV2026 Buick Enclave2026 Buick Encore2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer+ 305 more
  Associated Documents

  • DownloadMC-11029950-0001.pdf↗
• January 16, 2026•Document ID: 11027697

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIT6425C

  Date Added:

  January 19, 2026

  Manufacturer:

  BUICK

  Summary

  This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC's

  Associated Products (325)

  2027 Chevrolet Bolt EV2026 Buick Enclave2026 Buick Encore2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer+ 305 more
  Associated Documents

  • DownloadMC-11027697-0001.pdf↗
• January 14, 2026•Document ID: 11027701

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  PIP6098

  Date Added:

  January 19, 2026

  Manufacturer:

  CHEVROLET

  Summary

  This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.

  Associated Products (279)

  2027 Chevrolet Bolt EV2026 Buick Enclave2026 Buick Encore2026 Buick Encore GX2026 Buick Envision2026 Buick Envista2026 Cadillac Celestiq2026 Cadillac CT42026 Cadillac CT52026 Cadillac Escalade2026 Cadillac Escalade ESV2026 Cadillac Escalade IQ2026 Cadillac Escalade IQL2026 Cadillac Lyriq2026 Cadillac Optiq2026 Cadillac Vistiq2026 Cadillac XT42026 Cadillac XT52026 Cadillac XT62026 Chevrolet Blazer+ 259 more
  Associated Documents

  • DownloadMC-11027701-0001.pdf↗