The debate over synthetic motor oil has been around for years, and everyone seems to have an opinion. Some drivers swear by it, while others stick with conventional oil. But one thing’s for sure: when ...

Timing belts often fail with little warning. Follow the vehicle’s mileage and age replacement schedule; if a belt slips or breaks, the engine can run poorly or stop, and interference engines may ...

Many car owners overlook just how important a good oil filter really is. This small but crucial part keeps your engine running smoothly by trapping dirt, debris, and contaminants before they can cause ...

The manual transmission car is not as common as it once was, but there are still some on the road today. As part of the clutch pedal, there’s a throw-out bearing that can go bad. Because this vital ...

Engine sensors measure conditions such as airflow, temperature, pressure, and shaft position so the control unit can manage the engine. Which sensors a car has depends on its design. There is no ...

Our top torque wrench pick is the GearWrench Micrometer. Check that its torque range and drive size suit the work you do, then compare the other options for different budgets and uses. There are ...

During your regular oil change, you need to take the oil cap off. At this time, it’s wise to perform a quick inspection to ensure everything looks right. If you notice white stuff or milky oil under ...

Limp mode is a reduced-power strategy that can limit engine power, RPM, or shifting after a control module detects a fault. Get to a safe place if the car is overheating, has an oil-pressure warning, ...

Lucas Oil 10278 is our overall pick among oil stop leak additives. These products are intended for certain minor leaks, so compare the options and make sure an additive suits your situation before ...

P0138 means the Bank 1 Sensor 2 oxygen-sensor circuit has reported a voltage that is higher than expected. The downstream sensor, wiring, connector, or an exhaust or fuel condition may be involved; ...

A sidewall bulge, puncture, deep cut, or exposed cords means the tire should be taken out of service. Standard puncture repairs for passenger tires are limited to the tread area, so don’t glue or ...

Of all the things you could deal with while driving, engine sputtering is one that can cause a lot of alarm. Once it starts, it’s difficult to know whether or not the car will make it to its next ...