Q: Broken wheel bearing

Hello. The thermostat gasket is most likely what is causing the leak. The gaskets overtime become hard and lose the ability to seal the coolant passing by the thermostat. The replacement of the thermostat and gasket is the most prevalent...

The AC on this car is known to have failures from the compressor such as leaking lines, control module problems, and evaporator issues; there are too many possibilities to give a good diagnosis without checking it first. The smog test...

Hello. There are several possibilities that could explain why you are having this problem. One possibility is that you could have one or more faulty fuel injectors (https://www.yourmechanic.com/services/fuel-injector-replacement), or the fuel injector wiring is damaged. Another possibility is that one...

With A/C systems, it is important to know in what order things turn on and off. From your description, it sounds as though the compressor clutch is only engaging for a short period of time. This is usually due to...

The sensor for a passenger sitting in this seat is a common failure item yes. The unit is pretty expensive and the fabric of the seat cushion must be removed to access and replace this component unless a new and...

Hey there, thanks for writing in about your 2007 Mercedes Benz E550. The car alarm in many of the later model Mercedes vehicles has it's own set of small batteries. When these batteries go bad, they will automatically set off the...

When wipers move slowly or not at all, that can indicate a couple of things. The wiper motor may have failed. It could be damaged internally or simply worn, not producing enough power to even move the wiper correctly. Also,...

Hello. There is a large (by comparison to other vehicle relays) relay under the dashboard next to where the dash curves under and meets where you pedals tie in. You will have to remove its mounting screws and unplug the...