Your car is probably the second most expensive investment you will make; the first would be your home. The best way to protect this investment is routine oil changes. Most vehicle manufacturers recommend changing the oil every 3, 000 miles or six months regardless of what type of driving you do. Here are some interesting things you may not know about engine oil:
Over time oil breaks down and becomes less effective as a lubricant, without a good lubricant, parts of the engine rub together and wear each other out.
Oil has additives neutralize acids get used up and stop being effective.