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2021 Cadillac Xt6Oil Type & Capacity
OEM spec from the factory service manual for the Luxury, 4WD variant.
Quick Answer
Oil Type
$API - SAE 0W-20
Capacity (w/ Filter)
5.30 QTS.
5.01 L
Variant
Luxury, 4WD
Note: ACDelco dexos1 full synthetic engine oil.
This vehicle's factory manual
2021 Cadillac Xt6: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.
Sister site: See this spec on WhatTypeOfOil.com — our quick oil type & capacity lookup for every vehicle.
Other specs:All specs
What You'll Need
Related for Your 2021 Cadillac Xt6
Frequently Asked Questions
- What type of oil does a 2021 Cadillac Xt6 take?
- The 2021 Cadillac Xt6 requires API - SAE 0W-20. The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Luxury, 4WD configuration.
- How much oil does a 2021 Cadillac Xt6 need?
- The 2021 Cadillac Xt6 takes 5.30 QTS. (5.01 L) of engine oil with the filter replaced.
- Can I use synthetic oil in my 2021 Cadillac Xt6?
- Yes — synthetic oil that meets the API - SAE 0W-20 specification is acceptable and often preferred for better protection and longer change intervals.
- What happens if I use the wrong oil in my 2021 Cadillac Xt6?
- Using oil that does not meet the API - SAE 0W-20 specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.