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Service bulletins for the 2011 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.

1641 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
SB-102222010-10-07. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; ENGINE AND ENGINE COOLING:ENGINE. BUICK/CHEVROLET/GMC: SERVICE UPDATE FOR INVENTORY AND CUSTOMER VEHICLES; INCREASED RPM DURING CERTAIN SHIFTS-EXPIRES WITH BASE WARRANTY. PROVIDES A SERVICE PROCEDURE TO REPROGRAM THE TRANSMISSION CONTROL MODULE ON CERTAIN VEHICLES EQUIPPED WITH 6 SPEED TRANSMISSION (6T70/6T75). *PE

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