Buick TSB #18-NA-358

2014 Buick LaCrosse

TSB Document:

Affected Component: POWER TRAIN

Summary
This service bulletin provides a procedure to replace the upper and lower valve body housings to correct customer concerns of launch shudder, 2-3 Upshift or 3-2 Downshift concerns.

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Date Published
AUG 09, 2022
NHTSA TSB #
10218872
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