Service Update
Buick technical service bulletin 18218 for 2017-2019 Buick Regal.
- Bulletin number
- 18218
- Component
- Power train
- Summary
- 18218 - Service Update. All 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 re-seat the propeller shaft to the PTU and rear differential carrier assembly.
Owners of these vehicles have filed 10 complaints in the transmission category.
Vehicles covered
- Buick Regal 2017-2019 201720182019
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