Cadillac CT4 Oil Type by Year
Newest year we have: the 2026 Cadillac CT4 manual lists 0W-20 (LSY 2.0L L4 turbo engine) or 5W-30 (L3B 2.7L L4 turbo and LF4 3.6L V6 twin turbo engines), and more versions. Across 2020–2026 it changes by year and version, so check yours below. Each year links to its owner's manual page.
| Year | Oil type | Source |
|---|---|---|
| 2026 | 0W-20 LSY 2.0L L4 turbo engine5W-30 L3B 2.7L L4 turbo and LF4 3.6L V6 twin turbo engines0W-30 L3B 2.7L and LF4 3.6L engines, extreme cold below −29 °C (−20 °F) | 2026 manual → |
| 2025 | 0W-20 LSY 2.0L L4 turbo engine5W-30 L3B 2.7L L4 turbo and LF4 3.6L V6 twin turbo engines0W-30 L3B 2.7L and LF4 3.6L engines, extreme cold below −29 °C (−20 °F) | 2025 manual → |
| 2024 | 0W-20 LSY 2.0L L4 turbo engine5W-30 L3B 2.7L L4 turbo and LF4 3.6L V6 twin turbo engines0W-30 L3B 2.7L and LF4 3.6L engines, extreme cold below −29 °C (−20 °F) | 2024 manual → |
| 2023 | 0W-20 LSY 2.0L L4 turbo engine5W-30 L3B 2.7L L4 turbo and LF4 3.6L V6 twin turbo engines0W-30 L3B 2.7L and LF4 3.6L engines, extreme cold below −29 °C (−20 °F) | 2023 manual → |
| 2022 | 0W-20 | 2022 manual → |
| 2021 | 0W-20 LSY 2.0L L4 turbo engine5W-30 L3B 2.7L L4 turbo engine | 2021 manual → |
| 2020 | 0W-20 2.0L L4 turbo engine (LSY)5W-30 2.7L L4 turbo engine (L3B) | 2020 manual → |
Years are the 2020–2026 model years we have the owner's manual for. Open a year to see every version and the page it's printed on.
Confirm with your own manual, dipstick or door-jamb label.
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