Cadillac CT6 Oil Type by Year

Newest year we have: the 2020 Cadillac CT6 manual lists 5W-30 (3.6L V6 Engine) or 0W-30 (3.6L V6 Engine, extreme cold below −29 °C (−20 °F)), and more versions. Across 2016–2020 it changes by year and version, so check yours below. Each year links to its owner's manual page.

2019 Cadillac CT6, representative photo
Shown: a 2019 Cadillac CT6 (same generation). Photo: Kevauto, CC BY-SA 4.0
YearOil typeSource
2020 5W-30 3.6L V6 Engine0W-30 3.6L V6 Engine, extreme cold below −29 °C (−20 °F)0W-40 4.2L V8 Twin Turbo (LTA) Engine 2020 manual →
2019 0W-20 2.0L L4 Turbo (LSY)5W-30 3.0L V6 Twin Turbo (LGW) and 3.6L V6 (LGX)0W-30 3.0L V6 Twin Turbo (LGW) and 3.6L V6 (LGX), extreme cold below −29 °C (−20 °F)0W-40 4.2L V8 Twin Turbo (LTA) 2019 manual →
2018 SAE 5W-30 2018 manual →
2017 SAE 5W-30 2017 manual →
2016 5W-30 2016 manual →

Years are the 2016–2020 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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