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Service bulletins for the 2017 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.

1203 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
PIP5381C2017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). This Preliminary Information communication advises the technician the AF50 AISIN 8 Speed Transmission and TCM are on exchange through General Motors Product Quality Center. Dealer will need to call General Motors Product Quality Center for further assistance.
PIC62442017-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This Preliminary Information communication provides information to the technician about vehicles that have a Shift to Park message on the Driver Information Center. Technician will find Diagnostic Trouble Codes P1AEE, P1AEF, P1AF0, P1AF2, and P1E22. Technician will need to replace the transmission. Technician will need to review the latest version of PIP5321 for the Volt and PIP5390 for the Malibu.
16-NA-2282017-07-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. This informational bulletin provides information on a noise from the transmission when shifting into park, stating that this is a normal condition caused by customers not letting the vehicle come to a complete stop prior to shifting into park.

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