Installation Procedure

WARNING: This page is about a different car, the 2020 Cadillac XT5. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Automatic Transmission Case Hole Plug (Auxiliary Fluid Fill Plug)
Courtesy of GENERAL MOTORS COMPANY

Automatic Transmission Case Hole Plug (1) - Remove
Fill the transmission to the proper level with NEW transmission fluid.
- Transmission Fluid Level and Condition Check
- Adhesives, Fluids, Lubricants, and Sealers
Fig 2: Identifying Automatic Transmission Case Hole Plug (Auxiliary Fluid Fill Plug)
Courtesy of GENERAL MOTORS COMPANY

Automatic Transmission Case Hole Plug (1) - Install - Automatic Transmission Case Hole Plug Replacement (Case Hole Plug) , and Automatic Transmission Case Hole Plug Replacement (Auxiliary Fluid Fill Plug)
Underbody Front Air Deflector - Install - Underbody Front Air Deflector Replacement , and Underbody Front Air Deflector Replacement (LSY)