2011 Buick Lucerne Oil Type & Capacity
The 2011 Buick Lucerne oil type depends on the engine: the CX takes 5W-30 (4.0 quarts with filter); the CXL takes 5W-30 (4.0 quarts with filter); the Super takes 5W-30 (7.4 quarts with filter), per the factory service manual.
Factory-spec answer
It depends on the engine:
- CX: 5W-30, 4.0 quarts with filter
- CXL: 5W-30, 4.0 quarts with filter
- Super: 5W-30, 7.4 quarts with filter
Oil capacity by engine
| Engine | Oil Type (viscosity) | Capacity w/ Filter | Capacity w/o Filter | Notes |
|---|---|---|---|---|
| CX — 3.9L Eng | API - SAE 5W-30 | 4.00 QTS. | — | The engine requires engine oil approved to the dexos1 specification. Oils meeting this specification can be identified with the dexos certification mark. Look for and use only an engine oil that displays the dexos certification mark of the proper viscosity grade. SAE 5W-30 is the best viscosity grade for the vehicle. Do not use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. |
| CXL — 3.9L Eng | API - SAE 5W-30 | 4.00 QTS. | — | The engine requires engine oil approved to the dexos1 specification. Oils meeting this specification can be identified with the dexos certification mark. Look for and use only an engine oil that displays the dexos certification mark of the proper viscosity grade. SAE 5W-30 is the best viscosity grade for the vehicle. Do not use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. |
| Super — 4.6L Eng | API - SAE 5W-30 | 7.40 QTS. | — | The engine requires engine oil approved to the dexos1 specification. Oils meeting this specification can be identified with the dexos certification mark. Look for and use only an engine oil that displays the dexos certification mark of the proper viscosity grade. SAE 5W-30 is the best viscosity grade for the vehicle. Do not use other viscosity oils such as SAE 10W-30, 10W-40, or 20W-50. |
Buy the right oil
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More specs & repair guides for your Lucerne
2011 Buick Lucerne factory service manualAll fluid capacities (transmission, coolant, brakes)Powered by factory manual data from our partner site AllOEMManuals.com.
Coolant capacity
9.7 quarts (9.17 L) — 50/50 mixture of DEX-COOL and clean drinkable water. All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck the fluid level after filling.
Frequently asked questions
What type of oil does a 2011 Buick Lucerne take?
It depends on the engine: CX uses 5W-30; CXL uses 5W-30; Super uses 5W-30.
How much oil does a 2011 Buick Lucerne take?
Capacity depends on the engine: CX holds 4.0 quarts with filter; CXL holds 4.0 quarts with filter; Super holds 7.4 quarts with filter.
Can I use synthetic oil in my 2011 Buick Lucerne?
Yes. 5W-30 is widely available as a full synthetic, and synthetic is safe (often recommended) for the 2011 Buick Lucerne. What matters most is matching the factory viscosity and specification, then changing the oil and filter on schedule.