A flashing ESP light often means stability control is responding to wheel slip; a steady light may mean the system is switched off or has detected a fault. Check your owner’s manual. If it stays on, ...

A thermostat controls the coolant flow entering and leaving the engine, and the coolant temperature sensor records the coolant temperature by displaying it on the dashboard. With a malfunctioning ...

A failing starter relay can cause intermittent no-crank or a click with no starter operation. If the starter keeps running after the engine starts, a stuck solenoid or ignition-switch fault is more ...

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 ...

Our top battery maintainer pick is the DieHard 71219. Before choosing a maintainer, check that it works with your battery type and voltage; the guide compares other options for different needs. Maybe ...

If this message appeared after new tires, a wheel swap, or tire service, note what work was done. The system may need a relearn, but the message alone cannot confirm that. Here’s how to check pressure ...

The most common symptoms of a bad or failing shift solenoid include hard or delayed shifting, being stuck in a particular gear, or generally rough gear changes in your automatic transmission. You ...

A brake master cylinder may be failing if the brake pedal sinks while held, braking becomes inconsistent, or brake fluid leaks near the cylinder. These symptoms can have other causes too. If the pedal ...

The Kobalt Portable Air Compressor is our top tire inflator pick. If you’re choosing one for your car, compare its size and power source with the other inflators, and consider how often you’ll use it.

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 ...

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 ...

As you head out to the driveway on a cold morning, the last thing you want to deal with is a car that gives you trouble starting. However, the colder weather and failing car components can be a ...