Buick LaCrosse Oil Type & Capacity
GarageDex's oil-spec data shows the Buick LaCrosse takes 0W-20 or 5W-30 engine oil, about 5-6 qt with a filter change, on 2018-2019 models. Older ones take a different grade - 2017 models use 5W-30 (6 qt) - so check your year in the table below.
Oil by model year
| Model years | Oil type | Capacity | Buy |
|---|---|---|---|
| 2018-2019 | 0W-20 / 5W-30 | 5-6 qt | Shop 0W-20Shop 5W-30 |
| 2017 | 5W-30 | 6 qt | Shop 5W-30 |
| 2012-2016 | 5W-30 | 5-6 qt | Shop 5W-30 |
| 2011 | 5W-30 | 5-5.5 qt | Shop 5W-30 |
Capacity is with a filter change and can vary by engine - open your exact year below for the per-engine figures and our sources. Shop links go to Amazon, and we may earn a commission at no extra cost to you.
Every LaCrosse year
Frequently asked
What kind of oil does a Buick LaCrosse take?
GarageDex's oil-spec data shows the Buick LaCrosse takes 0W-20 or 5W-30 engine oil, about 5-6 qt with a filter change, on 2018-2019 models. Older ones take a different grade - 2017 models use 5W-30 (6 qt) - so check your year in the table below.
How many quarts of oil does a Buick LaCrosse take?
About 5-6 qt with a filter change on 2018-2019 models, and 6 qt on 2017 models. Capacity varies by engine, so check your exact year for the per-engine figure - and finish on the dipstick rather than pouring in the full amount.
Does the oil type change by year on the Buick LaCrosse?
Yes. We record 4 different factory specs across the years we cover - 2018-2019: 0W-20/5W-30; 2017: 5W-30; 2012-2016: 5W-30. Use the table above and confirm against your owner's manual.
Sources. The oil grade and capacity for 9 of 9 model years is checked against a cited source, most often CarSpecFinder - Buick LaCrosse oil, CarSpecFinder - Buick LaCrosse oil and AMSOIL lookup guide - 2019 Buick LaCrosse, 2.5L 4-cyl (LHN). Each year page lists its own sources.
Last verified 2026-06-21. Maintained by Matan B., who runs GarageDex. How we verify.