4.5 quarts of oil including changing the filter. 4 quarts without filter
4.5 or 4 1/2 quarts..
5w30
Mobil 1, 10w30, High Mileage. Expensive, but you won't be sorry.
4.5 or 4 1/2
you would use 5W-30W have the same car
4.5 Quarts. With oil filter. 4 quarts without.
4.5 Quarts. With oil filter, 4.0 quarts without.
General rule is that you need 10psi for every 1,000 rpm's of the engine.
The 1993 Oldsmobile Ciera with the 3300 V6 (code 'N') is specified for 10W30. 5W30 can be used is severe service/winter conditions. The service fill capacity for the Ciera is 4.5-quarts with the filter.
Probably. Generally it's either 5w30 or 10w30. If they have the same engine, even more likely.
Five.
Park the car on a level surface. Drain the oil, change the filter, and add 4.5 quarts of the correct weight oil. Start the engine and run for 1 minute. Shut down and wait 30 minutes. Check the oil level and add as necessary to reach the full mark. You now know the capacity.