Maintaining your vehicle’s oxygen sensor is crucial for optimal performance and fuel efficiency. An oxygen sensor monitors the level of oxygen in the exhaust gases and ensures the engine runs ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

We earn commissions from purchases you make using links in our articles. Learn more. Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely ...

Mass airflow (MAF) sensor balances airflow to support acceleration and gas consumption flow inside the vehicle’s engine. When it gets dirty, your vehicle will perform worse, and other parts will get ...

If you have a newer car, Consumer Reports says you'll likely need to keep the sensors and cameras clean to make sure operate properly when you need them most. All the salt, spray, snow and road grime ...