Rick's Free Auto Repair Advice

Posts Tagged: motor oil

Understanding Motor Oil Specifications

Making sense of motor oil specifications. Understanding the role of motor oil Motor oil reduces friction between surfaces Reduces wear Reduces heat between sliding parts Reduces loss of energy Acts like a coolant to remove heat from the friction area Acts as a seal between the cylinder and the piston rings What is motor oil viscosity? Viscosity is a measurement that categorizes a liquid’s resistance to flow.  However, since oil thins as it heats and thickens as it cools, the oil’s viscosity rating must include a temperature reference. There are … Read More

Motor oil sludge

Does your engine have a buildup of motor oil sludge? If so, read this post to find out what causes it and what to do about it. This article is just one in a series. If you’d like to know more about oil click on the links below. Choosing the right motor oil Chrysler’s 3.5-liter engine has oil sludge issues High mileage oil and oil filters Oil Viscosity Warning Synthetic Oil Facts and Myths Synthetic oil versus conventional oil What motor oil to use What oil brand is best What … Read More

Change oil

When to change oil When to change oil in your car or truck isn’t as complicated as you think. In fact, it’s all right there in your owner’s manual maintenance guide. Those aren’t just lofty suggestions; the car makers really mean what they say. Forget about the advice you get from self proclaimed Internet “experts.” There’s no universal answer on oil change intervals. When to change oil is dependent on the year, make, model, engine, and your particular driving habits. If you’d like to know more about oil click on … Read More

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