It’s critical to check your oil, because it can help you avoid potential problems down the road. I check mine about once a month, and here’s how I do it. Merv Junior come over with the Jeep, so the first thing we done is we made sure the jalopy was on level ground. That way you get an accurate reading. And there are some car makers, by the way, that’ll recommend you check the oil when the engine is still warm. But for the most part a cooler engine is a better idea. That way