For many years, car owners have known to follow the traditional 3,000-mile rule for oil changes. But, with modern advancements in engine technology and the popularization of synthetic oil, ...

Every time you get your oil changed, the shop slaps a sticker on your windshield. No, not those Faith Hope Love stickers. "Next service: 3,000 miles or 3 months." Most people glance at it once, then ...

Clock enough miles and your engine develops quirks. Not failures or crises. Just quirks. A little oil burn here. A tiny seal seep there. And you're searching for that youth serum for engines that aren ...