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March 6, 2019 Service bulletin

Service Update

Buick technical service bulletin N182201530 for 2018-2019 Buick Regal.

Bulletin number
N182201530
Component
Power train
Summary
N182201530 - Service Update. Certain vehicles, equipped with AWD (RPO F46), may have a condition in which the front portion of the propeller shaft slips out of the Power Transfer Unit (PTU) and drags on the roadway. The driver may hear a dragging noise from beneath the vehicle, but there will be no driver information center/cluster warning messages. Dealers are to inspect, and if necessary, reseat the prop shaft to the PTU and rear differential carrier assembly.

Owners of these vehicles have filed 8 complaints in the transmission category.

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