Recommended Engine Oil for the Cadillac CT6. How Much Do You Need?

We analyzed official data on Cadillac CT6 engine oil for 1 generation and 11 modifications produced from 2016 to 2024 and figured out the optimal liquids.


The CT6 Generations
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CT6 CT6 (2016-2024)

Engine Capacity Change interval Oil type
CT6 2.0 VVT 4,7 L 12 months 0W-20
CT6 2.0 VVT 4,7 L 12 months 5W-30
CT6 2.0 VVT 4,7 L Check 7500 miles, 12 months 5W-30
CT6 3.0 AWD Twin Turbo 5,7 L 12 months 5W-30
CT6 3.0 AWD Twin Turbo 5,7 L (service fill) 15000 km/ 12 months -
CT6 3.0 AWD Twin Turbo 5,7 L (service fill) 30000 km/ 12 months -
CT6 3.0 AWD Twin Turbo 5,7 L Check 7500 miles, 12 months -
CT6 3.6 AWD 5,7 L 12 months 5W-30
CT6 3.6 AWD 5,7-6,15 L Check 7500 miles, 12 months -
CT6 4.2 AWD Twin Turbo 9,5 L 12 months -
CT6 Plug-in 4,7 L Check 7500 miles, 12 months 5W-30
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