You need to put a little more detail in. What engine do you have, and what engine did the 99 have?
The engine holds seven quarts of 5w20.
7 quarts
Yes, although some of the sensors will need swapped.
need more information, clarify the engine and which bolt pattern
Any name brand 5w30.
5 quarts 10w30 or 5w30
5 quarts
The computer is detecting a malfunction. you need to have it checked for codes
The 5.7L Hemi has a seven quart engine oil capacity.
Need to know the engine size.
6 quarts of oil when you drain and replace the filter.