Counterfeit spark plugs are everywhere online, and they can ruin your engine fast. Here's how to check yours, avoid sketchy ...

During cold weather, your vehicle may require twice the amount of current than normal to get the engine to start.

Learn how to make your car battery last longer with this expert advice from CR. These simple steps will catch any battery ...

During my recent visit to the Chrysler dealer, they suggested that I replace all six of the spark plugs. The car has only 23,000 miles on it.

Salvage yards often document the mileage of major parts, and a mechanic should inspect a used transmission before ...

Horsepower drops happen gradually, but it's measurable. Find out how a DIY check can expose performance changes and help trace the root of mechanical problems.

Your car’s O2 sensor can be cleaned if you’re in a pinch, but cleaning won’t make an old sensor reliable again. Most failing sensors must be replaced.

Do you need a Battery Tender? How's your infotainment screen? Were you overcharged for an oil change? The Car Doctor answers your questions.

Cold weather exposes weak batteries fast. Here’s how to spot the warning signs—and replace it before winter leaves you stuck.

Owners of 2016-2022 Tacomas are hitting 60,000 miles and facing a new shock: dealer service quotes up to $3,400. From $800 ...

Hundreds of thousands of work orders for NYC buses show no recorded labor hours by MTA maintenance crews — a finding that ...

This is read by an automated voice. Please report any issues or inconsistencies here. Car thieves are using tablets and antennas to steal keyless or “push to start” vehicles, police warn, but there ...