Buick Regal Sportback oil specs by year
Compare Buick Regal Sportback oil capacity, viscosity, and filter data by model year. Select a year to open the checked fitment record with source notes.
| Year | Capacity | Oil type | Filter | Page |
|---|---|---|---|---|
| 2020 | 6 qt | 5W-30 | AMSOIL EA15K50; AMSOIL EA15K01; AMSOIL EA15K02 Verified fit | Open record → |
| 2019 | 6 qt | 5W-30 | AMSOIL EA15K50; AMSOIL EA15K01; AMSOIL EA15K02 Verified fit | Open record → |
| 2018 | 6 qt | 5W-30 | AMSOIL EA15K50; AMSOIL EA15K01; AMSOIL EA15K02 Verified fit | Open record → |
Buick Regal Sportback oil spec changes by year
The 2018–2020 table includes checked Buick Regal Sportback model years listed on this site. Open a year link for the source notes before buying.
Look up a specific Buick Regal Sportback year
Select a model year to open the exact checked oil fitment record before ordering.