How often should i change my car engine oil?

Hi friends, i have a confusion that i would love to clear with you. I take my cars once every month to Jiffylube to change the oil. My question is - do i need to do that every month? I have two cars and thus it becomes expensive for me. People say that once you have driven 3000 miles you need to do that. Please help me. I do not think i drive 3000 miles a month.How often should i change my car engine oil?i dont do mine until i have done 6000 miles but sometimes even more, people say 3000 to get more money out of u, just take it to a garage, quick and easyHow often should i change my car engine oil?Dont worry about having it changed EVERY month. Its just every 3000 miles. Generally Jiffy Lube will give a sticker saying the next oil change mileage that you need to take it in.How often should i change my car engine oil?once a month is too much. Just go by the 3000 mile. In reality you could prob go 5000 miles. Just stick to 3000 and dont sweat it.How often should i change my car engine oil?It depends if your nascar, nobody is nascar, maybe every 7 thousand miles. It's all how baby powder you really drive your sheet aluminum.How often should i change my car engine oil?Hi,you don't have to change oil every month,you are only making them rich,first check your cars manual follow it ,if you do nopt have it then 3000 miles rule apply and do change oil filter.How often should i change my car engine oil?they are right EVERY 3000 miles(just read your tack on the dash that tells youhow many miles you go say you see 123000 change your oil at 126000 simple ok) but yes 3000 miles if the best and must time to change the oil, if u dont go that far in a month then dont do it it be ok, but dont let the car sit for a long time either that is bad, if you drive them both equally then it should be okHow often should i change my car engine oil?its funny that people still get there oil changed every 3,000 miles it's been went out of date today they recommend every 5,000 to 7,500 miles because today we have more advanced engines and engine oils the 3,000 mile oil change is a get rich quick scam from the oil company's check out my source