Q: Headlights one works one high beam the other on low beam

Your vehicle is equipped with both a vehicle stability control system (VCS) and a traction control system (TRAC). They operate independent of your input – they come on and off automatically, without you having to do anything. They will automatically...

I'm cheap. I buy them, but I buy them used and I don't pay much and I drive them for 10, 20 or 30 years. But, that's just me. The problem with leasing a car is this: if you lease...

Hello there, many components which can cause the vehicle to run rough like this. The most common would be the MAF sensor (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-mass-airflow-sensor), vacuum leak, spark plugs and wires (https://www.yourmechanic.com/article/symptoms-of-bad-or-failing-spark-plugs), low oil level, or mechanical engine damage. I'd recommend having...

Hello, thanks for writing in about your Chrysler 300. The labor time for this job usually takes around an hour to replace the thermostat and cover assembly. The upper radiator hose and intake air cleaner hose needs removed for access...

Hi there, thank you for asking about your 2003 Mercedes-Benz S55 AMG. This is usually caused by a failing throttle body. The throttle motor or sensor fails and will cause this to occur. If the motor cannot move the throttle...

Hi there, thanks for writing in. There could be dozens of potential reasons why your Volkswagen is not starting. In order for us to provide a good recommendation or solution, I recommend having one of our technicians complete a car...

Hello, thank you for writing in. The engine is likely sensing an issue and compensating for it. When you restart the vehicle, the component may be passing its start up tests, and the engine stops trying to outperform itself. Start...

What you are describing sounds like a dirty or failing idle air control valve. The idle air control valve (https://www.yourmechanic.com/services/idle-control-valve-replacement) monitors the air intake as it is mixed with fuel prior to being injected into the engine at low speeds...

Gear selection, and coincident operating parameters (e.g., line pressure; solenoid position), on your transmission are easiest to see with a manufacturer scan tool. If and once it is determined that there is no lock-up, or no overdrive gear, the cause...