Cadillac CT4 Oil Capacity by Year
Year and engine combinations from the catalog.
| Year | Engine / capacity |
|---|---|
| 2023 | L3B: 6 qt (5W-30) LSY 2.0L Turbo: 5.3 qt (0W-20) |
| 2022 | L3B: 6 qt (5W-30) LSY 2.0L Turbo: 5.3 qt (0W-20) |
| 2021 | L3B: 6 qt (5W-30) LSY 2.0L Turbo: 5.3 qt (0W-20) |
| 2020 | L3B: 6 qt (5W-30) LSY 2.0L Turbo: 5.3 qt (0W-20) |