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January 1, 2011 Service bulletin

Gm: there may be a service engine soon light on, the engine may misfire, or the engine may run rough

Buick technical service bulletin PIP-4744A for 2010-2011 Buick Lacrosse.

Bulletin number
PIP-4744A
Component
Engine and engine cooling
Summary
Gm: there may be a service engine soon light on, the engine may misfire, or the engine may run rough. Rm updated 09/19/2013 js

Owners of these vehicles have filed 86 complaints in the engine category.

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