Listed in your Owner's manual, but you probably don't have one or you would have looked. It will be at least 4.5 qts. Put that amount in, start the engine, run for 1 minute, shut it off and wait for 15 minutes, check the level. Add until it is full. You will then know how much it holds.
if it is a Pontiac engine it will take 5 quarts, 6 quarts with a filter change.
Roughly 4.5 quarts with a filter change.
4.5 quarts
4.5-5
About 4 and a half quarts
Most cars hold 4 quarts of oil , plus the filter holds about a fifth quart. If you drain the oil, try adding 4 quarts and check the dipstick.
5 and 1/2
5 qts. with a new filter.
4.5 quarts with a filter change
5 Quarts with filter.
4 quarts with filter.
4.5 quarts with filter replacement.