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2015 Cadillac ATS Oil Type & Capacity

The 2015 Cadillac ATS oil type depends on the engine: the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (6.0 quarts with filter); the 2.0L takes 5W-30 (6.0 quarts with filter); the 2.0L takes 5W-30 (6.0 quarts with filter); the 2.0L takes 5W-30 (6.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (6.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (6.0 quarts with filter); the 2.0L takes 5W-30 (6.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.0L takes 5W-30 (5.0 quarts with filter); the 2.5L takes 5W-20 (5.0 quarts with filter); the 2.5L takes 5W-20 (5.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the 3.6L takes 5W-30 (6.0 quarts with filter); the Base, 2D Coupe, AWD takes 5W-30 (6.0 quarts with filter); the Base, 2D Coupe, RWD, Automatic Trans takes 5W-30 (5.0 quarts with filter); the Base, 2D Coupe, RWD, Standard Trans takes 5W-30 (5.0 quarts with filter), per the factory service manual.

Factory-spec answer

It depends on the engine:

Oil capacity by engine

EngineOil Type (viscosity)Capacity w/ FilterCapacity w/o FilterNotes
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.0L — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.5L — 2.5L EngAPI - SAE 5W-205.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
2.5L — 2.5L EngAPI - SAE 5W-205.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
3.6L — 3.6L EngAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
Base, 2D Coupe, AWD — 2.0L Eng,AWDAPI - SAE 5W-306.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
Base, 2D Coupe, RWD, Automatic Trans — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.
Base, 2D Coupe, RWD, Standard Trans — 2.0L Eng,RWDAPI - SAE 5W-305.00 QTS.—Use only engine oil licensed to the dexos1 specification, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. DO NOT use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. In an area of extreme cold, where the temperature falls below -29Deg.C (-20Deg.F), an SAE 0W-30 oil should be used.

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More specs & repair guides for your ATS

2015 Cadillac ATS factory service manualAll fluid capacities (transmission, coolant, brakes)

Powered by factory manual data from our partner site AllOEMManuals.com.

Coolant capacity

8.0 quarts (7.57 L) — 50/50 mixture of DEX-COOL and clean, drinkable water

Frequently asked questions

What type of oil does a 2015 Cadillac ATS take?

It depends on the engine: 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.0L uses 5W-30; 2.5L uses 5W-20; 2.5L uses 5W-20; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; 3.6L uses 5W-30; Base, 2D Coupe, AWD uses 5W-30; Base, 2D Coupe, RWD, Automatic Trans uses 5W-30; Base, 2D Coupe, RWD, Standard Trans uses 5W-30.

How much oil does a 2015 Cadillac ATS take?

Capacity depends on the engine: 2.0L holds 5.0 quarts with filter; 2.0L holds 6.0 quarts with filter; 2.0L holds 6.0 quarts with filter; 2.0L holds 6.0 quarts with filter; 2.0L holds 6.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 6.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 6.0 quarts with filter; 2.0L holds 6.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.0L holds 5.0 quarts with filter; 2.5L holds 5.0 quarts with filter; 2.5L holds 5.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; 3.6L holds 6.0 quarts with filter; Base, 2D Coupe, AWD holds 6.0 quarts with filter; Base, 2D Coupe, RWD, Automatic Trans holds 5.0 quarts with filter; Base, 2D Coupe, RWD, Standard Trans holds 5.0 quarts with filter.

Can I use synthetic oil in my 2015 Cadillac ATS?

Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2015 Cadillac ATS. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.

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