Q: Does 2007 Mercedes E350 have spark plug wires?

Automatic transmissions are simpler to operate than manual transmissions are, but you should still be familiar with how they work. The shift indicator in the dash shows you the gear selected. You can also see this on the gearshift between...

Hello. If the coolant is coming from that area, then it may be a few things. Most commonly, it is from the heater core. If the heater core leaks, the coolant will come out of the evaporator drain hole allowing...

This was a common issue in many GM vehicles that is typically caused by a short in the system that controls these features. Tracing the short can be very time consuming and difficult to track down. If you would like...

Hi there. For the valve seats to drop out of the cylinder head(s), the engine overheat (https://www.yourmechanic.com/article/what-causes-a-car-to-overheat) must of been severe. Assuming you followed proper procedure replacing the cylinder heads. This would lead me to believe it to be the...

In order to have your check engine light is on checked you should have YourMechanic or another mechanic do a check engine light inspection. (https://www.yourmechanic.com/services/check-engine-light-is-on-inspection) This inspection will scan the computer and retrieve any stored codes in memory. The codes...

Check the DPF filter and see if it's plugged up. A plugged DPF filter will cause the engine exhaust brake to stay on, and the engine light will come on if the filter fully plugged up. If you need further...

Ignition coils (https://www.yourmechanic.com/services/ignition-coil-replacement) can be individually replaced without concern as to engine operation however fuel injectors are a different matter. If you replace one fuel injector, the other 7 fuel injectors should be removed from the fuel rail and professionally...

Hi There, This may be caused by a couple of different things such as a water pump (https://www.yourmechanic.com/services/water-pump-replacement) that may be starting to fail or possibly an alternator (https://www.yourmechanic.com/services/alternator-replacement) that is beginning to go bad. Either of these will produce...

Hi Robert. Thanks for sending your question today, however, we're not really best to help you in this situation. We focus on only answering OEM service and maintenance tips, so you would be better served to seek the advice of...