Out of the many dashboard warning lights that illuminate when starting or driving a modern car, the service engine and check engine lights are most often misunderstood or intertwined. Compounding the ...

For most drivers, an oil change is a quick, hassle-free service that typically puts you out no longer than an hour and costs you (give or take) a hundred bucks. But even if you're perfectly on top of ...

When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or emissions system needs attention. I see it as an early warning system that ...

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...

Does a check-engine light really mean something is wrong with your engine? An OBD2 scanner can tell you. What you should do ...

The costs of buying a new or used car have climbed in recent years, and so has the average repair bill. If a vehicle purchase or major repair isn’t in the cards (or budget), maintaining the health of ...

Today’s cars and trucks are literally rolling test beds of technology, which has tended to make the days of the so-called shade tree mechanic and eyeball diagnoses of what ails a given model a distant ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. You’ll usually know when it’s time to take your car, truck or sport-utility ...

April is Car Care Awareness Month — and also National Canine Fitness Month, International Guitar Month and National Soft Pretzel Month, among many others — and the folks at CarMD are back with their ...

If the check engine light is illuminated on your 2023 or 2024 GMC Canyon or 2024 GMC Sierra 1500 pickup truck, GM has discovered a loose wiring connection that may be the culprit, rather than a more ...