Q: Spark plugs

I would recommend having a knowledgeable technician perform a pressure check on the cooling system. Sometimes a visual inspection alone can be inconclusive, so a pressure check will determine the exact location of the leak (https://www.yourmechanic.com/services/coolant-is-leaking-inspection) so that an appropriate...

It sounds like you have a pretty bad misfire. While a faulty O2 sensor could be the cause, it is not the most likely. A misfire happen can be caused by anything that prevents the air/fuel mixture from igniting properly...

Hello. From what you describe it would appear that your vehicle is experiencing two separate issues. Problems with the heater can be caused by a few different things. The first thing I would check is to make sure that the...

Hello, thank you for writing in. Your guess that the heater core is to blame is very likely correct. Not only are they common components to form leaks, but it is also the component located in that area. It would...

The traction control system monitors the steering and stability of the vehicle and engages when loss of traction has been detected. This is done by the use of electronic sensors at each of the four wheels that communicate with the...

It sounds like you may have an issue with the transmission. A torque converter going bad makes the most noise when the engine is running and the transmission is in gear with the vehicle sitting still. If you move the...

If you replace the block and heads, it is normally recommended to replace the internals of the engine as well. If the camshaft is the only thing that has broken, it is possible that the camshaft and lifters could be...