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Service bulletins for the 2005 Buick LaCrosse

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

576 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Transmission control module are shown. Show all

Bulletins, newest first
08-06-04-0102008-03-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). INACCURATE FUEL GAGE READINGS, FUEL GAGE READS EMPTY WHEN THERE IS FUEL IN TANK, FUEL LEVEL LOW MESSAGE IN DIC, DTC P0461 SET (REPROGRAM ECM). 2005-2007 BUICK ALLURE (CANADA ONLY), LACROSSE WITH 3.6L ENGINE (VIN 7 - RPO LY7). *NJ
055392005-11-10. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). PRODUCT EMISSION RECALL TO REPLACE THE POWERTRAIN/ENGINE CONTROL MODULE (PCM/ECM). THE POWERTRAIN/ENGINE CONTROL MODULE (PCM/ECM) MAY HAVE BEEN MANUFACTURED WITH DAMAGED INTERNAL IC CHIPS, WHICH MAY AFFECT THE FUEL PUMP CONTROL AND EGR OUTPUTS OF THE PCM; OR THE FUEL PUMP CONTROL AND VARIABLE NOZZLE TURBO CONTROL (VNTC) OUTPUTS OF THE DIESEL ECM. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.