You've heard that expression, change is good.  When it comes to your vehicle's oil, change is not only good, it's vital for the health of the engine.  But there's one question that puzzles m...

You swap your winter boots for flip-flops in the summer.  Why not change your winter engine oil for summer, hot-weather oil?  While it may seem like it makes sense, there's some good news.&n...

As the temperatures plunge, certain types of engine oil may not flow as easily as they did when it was warmer.  Makes sense, doesn't it? Just like molasses gets thicker as the temperature goes do...