Why is My Engine Overheating?

Car overheating

Low coolant is one of the first things to check if your car is overheating. A bad cooling fan is another potential culprit. Here’s what else to check.



Maintenance Tips to Make Your Car Last Longer

Car maintenance

Good car maintenance is vital to keeping your vehicle on the road as long as possible and running as well as it can. Here are a few tips.



Common Fixes for a Transmission that Shifts Hard

Automatic transmission

An automatic transmission can shift hard, jerk or hesitate for a number of reasons. Here’s what to look for to keep your vehicle shifting smoothly.



What Your Motor Oil Color Means

Black motor oil usually means the oil is doing its job. Oil that looks like chocolate milk, however, points to serious problems.



The DIY Oil Change: Avoid These 5 Common Mistakes

Many motorists still love the DIY oil change. If you change your own oil, avoid these five common mistakes to ensure your vehicle performs well.



How to Prevent Diesel Fuel From Gelling

Prevent diesel fuel gelling

Diesel fuel gelling and frozen diesel can clog the fuel filter and leave you stranded. Learn why this happens and what to do to prevent it.



What is a Limited-Slip Differential (and What Type of Gear Lube Should I Use)?

Your differential allows you to corner safely while putting maximum traction to the ground. Here’s how it works, and what kind of gear lube to use.



More AMSOIL Products Available in the Award-Winning Easy-Pack

Sometimes an idea so great comes along it makes some wonder, “Why didn’t anyone think of this sooner?” Case in point: AMSOIL easy-packs.



The Pros and Cons of Semi-Synthetic Oils and Synthetic Blends

How to check oil properly

Generally speaking, synthetic blends and semi-synthetic refer to the same thing: an oil that uses a combination of conventional and synthetic base oils in its formulation.