Buick Lucerne specs by year

Oil capacity: 4.0 qt or 7.4 qt in every manual we have (2010–2011).
Oil type: SAE 5W-30 in every manual we have (2010–2011).
Fuel tank size: 18.3 gal or 18.6 gal (2010), then 18.5 gal (2011).

Each year has its own sheet, taken from that year's owner's manual.

2011 2010

What changed by year

From each year's owner's manual

From each year's owner's manual. Values can differ by engine.

Year	Oil capacity	Oil type	Tire pressure	Fuel tank size
2011	4.0 qt 3.9L V6 Engine7.4 qt 4.6L V8 Engine	SAE 5W-30	Road tires: see door-jamb label · spare 60 psi	18.5 gal
2010	4.0 qt 3.9L V6 Engine7.4 qt 4.6L V8 Engine	SAE 5W-30	Road tires: see door-jamb label · spare 60 psi	18.3 gal 3.9L V6 Engine (with NU6 emissions)18.6 gal 3.9L V6 Engine (without NU6 emissions)18.6 gal 4.6L V8 Engine

Don't see your year? We add years as we get their manuals. All Buick models