Popular questions

I wouldn't buy a Volvo because I'm not a fan of European cars. They have a tendency to be over-engineered and their parts cost a fortune. They need special computers to work on them. They generally make them so...

Hi there. You would have to drain the engine oil out of the oil pan, put the plug back in the oil pan, and remove the oil pan bolts to take the pan off. Once the pan is off, you...

Hi there. Replacing a camshaft is a major repair that our mobile mechanics don't offer through YourMechanic.com. Since the water pump is also damaged, it's possible the engine overheated; which may have caused additional engine damage. The excessive rust under...

You have a circuit opening relay behind the glove box and the EFI relay in the main fuse box in the engine compartment. You will need to have the complete circuit checked to see if they are supplying power. These...

Hello, thank you for writing in. The catalytic converter can cause a vehicle not to start. This would be an extreme situation where part of the catalyst inside has broken off and is clogging the entire exhaust pipe. Tap on...

Hey there. As you alluded, this is a sign of a bad cooling fan relay switch. The cooling fan relay switch comes on when the temperature reaches a certain level to help cool down the radiator. When this is faulty,...

Hi there. Depending on the year of your Corolla, it is possible that you have an electronic throttle control. If your battery was dead, and you replaced the battery, it may have damaged the Electronic Throttle Sensor or throttle control....

Hi, it is likely that you simply have a blown headlight on your 2009 Chevrolet Spark. There are low beam light bulbs and high beam light bulbs on your vehicle. Which bulb activates depends on the position of the headlight...

You may have pulled loose the connector to the a/c controls or if you did not have the battery disconnected blown a fuse. Since the cluster is on the computer network and the a/c is also you should have the...

Hi there. I would need to know what kind of truck this is before I could give you and actual information about the issue. From my experience with problems like this it is usually caused by a faulty radio amplifier....

Hey there. You should have the fuel pressure checked to see if the pressure does not drop after you turn off the vehicle. If it does, then have the pressure regulator replaced for not holding pressure. If the pressure holds...

This may be a result of low transmission fluid or potentially a faulty transmission control module. A faulty transmission control module may cause a delay in acceleration or erratic shifting of gears. The transmission control module has various sensors such...

This is a common symptom of failing wheel bearings. A wheel bearing will usually fail due to pitting or small damage on the surface of the rollers or the bearing race. Both the surface of the rollers and the race...

A rough idle may be caused by many different things such as low fuel pressure, low voltage to the fuel injectors, dirty fuel injectors, a vacuum leak, a faulty Oxygen sensor or a dirty or failing idle air control valve....

This is the transmission shifting out of and back into overdrive. This is normal if you are pressing on the gas to pass someone or to speed up. If you are keeping your foot steady and this is happening, then...

Hi there. I believe O'reilly's sold you an IAC (idle air control valve) from the description you have given. OEM is the acronym for original equipment manufacturer. Seems odd that it was only fixed for a couple of hours. Sometimes...

Hi, thanks for writing in. The answer is yes. When the oil gets oil and dirty it may start to thicken and cause a sludge to start to build up on components including the oil level sensor. Here is an...

Hello, With all the parts that were replaced it hard to say what is causing not to run. There are many control unit on cars now that need to be programmed or they won't work correctly. You're probably going to...

The EVAP system is located in the rear of the vehicle near the fuel tank, which may be part of your problem in the event there is a leak in the EVAP system. Your car has a small purge valve...

Oxygen sensors are tested using an automotive scope or oscilloscope. In your circumstance, if there are more than 100,000 miles on the sensor, the sensor output should be verified on a scope. The mechanic should show you the output waveform...

Hello. A P0135 code indicates that there is a malfunction of the oxygen sensor/heat circuit. This problem could cause the car to burn more gas and over time, cause damage to the catalytic converter. When the oxygen sensor is replaced...

Hello, thank you for writing in. These are classic signs of a brake issue. There are several problems that may be occurring, and you will have to take the wheel off to get a better look. However, resolving the problem...

Hello there, thank you for asking about your 1988 Suzuki Samurai. With the engine reassembled, full of oil running at the proper temperature, the noise can be tracked down. If the engine makes the same noise with the serpentine belt...

A 2005 Toyota Corolla CE typically sells for around $3,500 if you buy it it privately (that is, not from a used car dealer). That vehicle will get up to 35 MPG on the highway, which is good. Also, because...

It could be as simple as having picked something up in the tread of the tire. It's surprising how much noise you can get from something like a bottle cap stuck in the tread. A good place to start is...