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Buick TSB #GCUS-3-876
2017 Buick LaCrosse
TSB Document:
Affected Component: FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
- Summary
- 17086 - Service Update - Certain vehicles may have been built with an unnecessary gasket in the high pressure fuel pump assembly. The fuel pump may wear out early, and this could lead to degradation of engine performance over time. Dealers are to replace the high pressure fuel pump assembly without the additional gasket.
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