Popular questions

Question
Diesel in gasoline tank
Yes, this can happen from time to time. The entire fuel system will need to be drained and flushed, the fuel filter, which is in the fuel tank as part of the fuel pump, may need to be changed. The...
Question
My car is misfiring and shaking
The cause of the oil in the spark plug hole is going to be a leaking valve cover gasket and tube seals for the spark plugs are leaking oil into the spark plug holes. You will need to replace valve...
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How do I replace the airflow sensor on my 1985 olds 98
You definitely want to reset the computer when you make a repair like this. Resetting the computer will allow it to check the new component for proper operation and set a Diagnostic Trouble Code if there is still a problem....
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Misfiring and emissions leak in 2000 Ford Crown Vic
It all depends on what you think of the vehicle. These Crown Victoria can run for an awfully long time, but you'd want to find out what this misfiring is to keep this car up and going. If the misfiring...
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Car sputters, shakes, and check engine light on
A good first step that you can perform is to check the engine for air leaks. Any rubber boot, bellows or vacuum hose that is allowing air to leak in can affect the way the car runs. Whether or not...
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Turns over won't fire, throws low voltage oil pressure sensor. Replaced sensor still won't fire.
Hi there. It's very possible that the source of your non-starting problem is not related to the oil pressure sensor. In most cases, when this occurs, it's caused by a faulty crankshaft position sensor or other ignition timing component. It...
Question
Knocking noise around intake and coolant leaking
If you have a severe coolant leak from the water pump, I would recommend replacing the water pump in order to resolve the leak prior to doing any other repairs. I say this because it is possible that the water...
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How hard is it to change a transmission range sensor on a 2005 Volkswagon Passat 1.8l Turbo
Hello - I would re-check the problem codes first. A failed transmission range sensor usually will not turn the starter unless it determines the car is in Park or Neutral. the problem is likely something else. Check fuses to be...
Question
Car running rough.
Hi there. If the car is showing a code it would truly help to know what the code is. If the car was running fine prior to the gaskets being installed and it is running rough now then it is...
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Should I trade in my car or find someone who will buy it as a "junk" car?
Hi! It wouldn't be impossible to still try and sell the car. Some people like cars that are a little different from the mainstream. You have one of those cars. I'm thinking you may be able to sell it to...
Question
Oil relief valve issue shortly after oil was changed
I'm curious as to what "weight" of oil they put in. Most manufacturers now warn against using anything heavier than 10W30 for oil pressure relief valve (overpressure on cold start) reasons. While this is not common, overpressure due to a...
Question
Signal light not working
If only the left signal is not working, suspect a faulty bulb. If a replacement bulb does not fix the problem then the circuit is lacking either power or ground. In this case, electrical diagnosis will need to be performed....
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Car makes squeaking noise while brake is pressed and I'm still
I don't think this has anything to do with your brakes. You're probably experiencing an engine noise or a noise in one of the belt driven accessories. If it only occurs when the brake pedal is depressed, than it may...
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Is buying this car for $6200 a good buy?
The mileage is not excessive. If the engine was maintained as required, and the car was not abused, you could get another 100,000 miles out of it if you take care of it. The price is in an acceptable range...
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Cat monitor will not run, even though i've done the 55 mph for 5 minutes or more numerous times....
If the cat monitor will not finish and pass after multiple tries then you may have a weak sensor or a catalyst that is bad. I'd suggest having the vehicle scanned to test the O2 sensors for slow or limited...
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The car shakes some when braking. What could be the problem?
What you are describing is a sign of warped brake rotors. As you may know, when you press on your brake pedal, this activates a hydraulic pressure which forces small pistons inside your brake calipers to push the brake pads...
Question
Car won’t start
Hi Tyler. Thanks for sending the question tonight. If you've just replaced a battery (like in the last 24 hours) then I would suggest checking the battery cables for corrosion or check your ignition relay. If the battery was replaced...
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How do I know when to change my tires?
Mechanics usually check tires with a tread depth gauge that measures in 1/32 of an inch. Depending on the tire it can be manufactured anywhere between 8/32 to 13/32 of an inch of tread. Tires become unsafe and illegal, depending...
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My car is sputtering and when I drive it’s louder and then it was and more shaky. And when I go to speed up it has a hard time.
If the vehicle has less power and does not run correct and seems louder than it should can be caused by the air filter clogged or the catalyst is clogged. It can even be loss of fuel pressure and clogged...