Power Transfer Unit Oil Fill Plug, Oil Drain Plug, and Vent Hose Connector Installation

WARNING: This page is about a different car, the 2020 Buick Regal TourX, 2020 Buick Regal, 2019 Buick Regal TourX, and 2019 Buick Regal. However, it is still accessible from the selected car via links, so may be relevant.

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Power Transfer Unit Fill Plug Procedure The plug and seal are only available as an assembly. Install a NEW plug with seal during assembly. Tighten the oil fill plug only after the assembly has been filled with fluid. Adhesives, Fluids, Lubricants, and Sealers Tighten 40 N.m (30 lb ft)
2	Power Transfer Unit Drain Plug Procedure The plug and seal are only available as an assembly. Install a NEW plug with seal during assembly. Tighten 40 N.m (30 lb ft)
3	Power Transfer Unit Vent Hose Connector Procedure Apply sealant to the threads of the connector. Adhesives, Fluids, Lubricants, and Sealers Tighten 20 N.m (15 lb ft)

Callout

Component Name

Power Transfer Unit Fill Plug

Procedure

The plug and seal are only available as an assembly. Install a NEW plug with seal during assembly.
Tighten the oil fill plug only after the assembly has been filled with fluid. Adhesives, Fluids, Lubricants, and Sealers

Tighten
40 N.m (30 lb ft)

Power Transfer Unit Drain Plug
Procedure
The plug and seal are only available as an assembly. Install a NEW plug with seal during assembly.
Tighten
40 N.m (30 lb ft)

Power Transfer Unit Vent Hose Connector
Procedure
Apply sealant to the threads of the connector. Adhesives, Fluids, Lubricants, and Sealers
Tighten
20 N.m (15 lb ft)