Oldsmobile Alero Oil Type & Capacity

The Oldsmobile Alero takes 5W-30 engine oil, about 4-5.8 qt with a filter change, on 1999-2004 models. That has been the factory spec across every year we cover.

Oil by model year

Model yearsOil typeCapacity
1999-20045W-304-5.8 qt

Capacity is with a filter change and can vary by engine - open your exact year below for the per-engine figures and our sources.

Every Alero year

Frequently asked

What kind of oil does a Oldsmobile Alero take?

The Oldsmobile Alero takes 5W-30 engine oil, about 4-5.8 qt with a filter change, on 1999-2004 models. That has been the factory spec across every year we cover.

How many quarts of oil does a Oldsmobile Alero take?

About 4-5.8 qt with a filter change on 1999-2004 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 Oldsmobile Alero?

No - every year we cover uses 5W-30.

More specs for the Oldsmobile Alero