Popular questions

Question
I have a Chrysler Sebring with a heated oxygen sensor
Hi Jay. Thanks for sending the question tonight. Assuming that the original OBD-II trouble code was removed after replacing the O2 sensor, I would assume that the electrical harness has either a fray or a poor connection to the sensor...
Question
A/C starts cooling but then stops completely after a few miles. Used to hear the expansion valve operating but don't anymore.
The problem sounds like the expansion valve is stuck in one position and not regulating refrigerant flow through the evaporator causing the pressures to be too high on the high side and too low on the low side. Have the...
Question
Oil drain bolt leaking
Hi there. Unfortunately, these things do happen as the oil drain plug is removed and installed many times during the life a vehicle. Was there a drain plug gasket on the drain plug you installed? If not, this will definitely...
Question
I have a Toyota Corolla 2004 and it will star but shuts off quickly. My oil is very low and there appears to be oil on top of wher
Hi there. In most cases when white smoke comes out of the exhaust pipe, it indicates that there is radiator coolant mixed with the engine oil. This is usually the result of an overheating situation which damages the head gasket...
Question
Manifold overheat!! Its (KILLING ME!)
Hello. Thanks for writing in. The vehicle's malfunction with the exhaust system has likely caused the catalytic converter to fail. Unless there is a foreign object in the tail pipe clogging the airflow, it is the catalytic converter which is...
Question
Stalling issues, error codes
Hello. The P0442 error code is an evaporative emission control code and is an indication of a small leak being detected in the evaporative emission system. There are usually no visible symptoms of this error code, other than the check...
Question
Filling Windshield Water Tank 100%
Hello. Every dealer and manufacturer will have policies regarding certain things. Typically engine damage will not occur if it is completely filled. I do know that most manufacturers, such as Honda, do not recommend it because if it is filled...
Question
Car stalls at 30-40mph and then drops to 10mph - 2011 Porsche Panamera
Start with the problem code from engine: is it the camshaft position sensor, camshaft timing actuator, or something else? The symptoms you describe could certainly be caused by a failure of the camshaft timing mechanism. A YourMechanic professional can help...
Question
What tips should I follow when using the jack?
Your car has a jack and several tools that should be used when you have a flat tire. The jack has a compact, scissor-style that easily stores away in the cargo compartment, and it’s also easy to use. However, there...
Question
Ticking sound when the car is first started
Hi there, if the ticking is only there when the vehicle is first started, and then it goes away, it is typically due to an exhaust leak. When the exhaust leaks around the exhaust manifold it will make this noise...
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Brakes are squeaking
Yes, brake pads are no longer made of asbestos based on the possibility of exposure and possible development of mesothelioma. They have been replaced by several different types of material. Common materials are organic, metallic, and ceramic. Organic are great...
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As soon as I start up the car and I press the brake I hear a beep sound and my right low beam headlight goes out.
The chime that you are hearing is for a brake light or a headlight that is burned out or shutting off. The brake system could have a problem and shorting out with the headlight circuit and the right headlight could...
Question
Vehicle starts runs then dies slowly
It sounds like the engine is flooded. This is most likely caused by the carburetor float being stuck, or the needle and seat is stuck open or not sealing. The flooding will cause the oil and filter to get overfilled...
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CEL is on, due for inspection
Hi there. Believe it or not, many of these codes can be cause by a faulty O2 sensor that has been allowed to continue without repair. The fault sounds like it is definitely a failed O2 sensor, but there could...
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Poor acceleration and car jerking when going going on a mild/steep slope or carrying more people
Hi there, thanks for writing in. It sounds like you might be experiencing a problem with your clutch as opposed to the engine. Typically, around 130,000 miles, the clutch of a manual transmission will begin to develop problems engaging fully....
Question
Battery went dead. Replaced battery. Engine and battery lights are on.
Hi There, As you know, your problem may be related to a faulty alternator resulting from it not properly charging the battery. This may also be related to a faulty voltage regulator. The voltage regulator regulates the rate at which...
Question
Hi Jose
There are two camshaft position sensors on your vehicle, designated "left" and "right". In addition, there is a crankshaft position sensor. YourMechanic offers diagnostic and replacement services for these sensors. In the case of the camshaft position sensor, request CPS...
Question
Does Blue Devil work?
If you have a confirmed leak from the head gasket, the Factory Service Manual sets forth all your options. In this case, you have to remove the head, measure the head and block (for flatness), check for cracks, and install...