If you choose a >3k interval check the oil level. Some cars burn it even brand new. At 3k miles not so much down in level but at 5k or even 7k you can be left with little oil left as it takes a beating with less liquid in there.
If you choose a >3k interval check the oil level. Some cars burn it even brand new. At 3k miles not so much down in level but at 5k or even 7k you can be left with little oil left as it takes a beating with less liquid in there.