Popular questions

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Brake pedal pulses when pressed on a '93 Chevy 1500
If the brake pedal pulses, there are only two things that can do that. Either you need shoes because they are warped and new flat shoes don't fit on the warped drums and they will pulse because they are warped...
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I need a estimate on the replacement of the driver side headlight cover assembly on my 2004 honda pilot
If you are referring to the composite headlight assembly, part number 33151S9VA01 (see image on Internet), the part itself costs anywhere from $50 on up to $300, depending on the vendor. The most costly ($300) version of the part is...
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Emergency brake stuck or rotors rusted
Hello. You are correct that the brakes might be rusted, not allowing the wheels to turn. It is also possible that if you used the parking brake, one of the parking brake cables might be too rusty, causing the cable...
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I changed the differential oil to Amsoil Severe Gear 75W-90 Synthetic(open differential). Will synthetic gear oil cause damage.
Synthetic oils generally offer better protection than conventional oils. They stay cleaner longer and withstand higher temperatures better than conventional fluids do. A good rule of thumb to go by whether using conventional or synthetic fluids, so long as the...
Question
Exhaust blowing gray blue smoke when accelerating
Hello. If this occurred right after the oil was replaced, then you need to check the oil level. The symptoms you are having are consistent with someone putting way too much oil in the engine. If this was the case,...
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What is the cost for complete engine replace? 2005 Nissan Maxima
Hi - unfortunately, this is not a service YourMechanic can offer at this time. Thanks for thinking of us!
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Grinding noise, ABS light comes on
Without being able to hear the noise, it will be difficult to make an accurate determination. But based on the conditions that the noise develops, it seems to occur where a rotating component is contacting a stationary component when the...
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Chrysler town and country minivan AC and heater not working.
This may be a sign of a faulty blower motor. As you know, these have electric motors in them that wear out over time and will begin to make squeaking or grinding noises as the bearings begin to wear out....
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I have a 06 Infiniti M45. The service engine light came on. Got the codes of p0420 and p0430. Wondering if I need to replace both O2 sensors.
Hi there. When the codes P0420 and P0430 come up, usually the catalytic converter has failed, but before you determine if you need to replace the catalytic converter, consider checking the following: A damaged or failed oxygen sensor on...
Question
I'm getting code po171 lean bank 1.
There vehicles are known for the intake manifold warping and having fuel injector problems at higher miles. The fuel trims can be checked while the engine is warm and spraying around the intake manifold gaskets to see if the trims...
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Check engine running rough
You may have overfilled your engine with oil and the excessive oil started to foul out the engine cylinders. Have the oil level sensor checked by having a mechanic diagnose the problem and Check Engine Light to see if oil...
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Whenever I turn on the climate control system, I hear a high pitched whine
Hello, thank you for writing in. Your symptoms appear at first to be an issue with the blower motor. It is used to control the fan speed regardless of temperature. It is also located near where you report hearing the...
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Smoke coming out of exhaust
Hi, the blue tint you mentioned is in fact from oil burning. Over time the internal engine components, specifically the piston o-rings and the valves, wear out and oil starts seeping into the cylinders and burning with the air and...
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Can you add Vtec to an engine. 2002 Honda Civic
Hi there. Your friend is correct. You cannot just add Vtech to an engine. This is a design that is built into an engine that makes it more efficient and create more power. In order to add this to a...
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Fuel pump relay and fuse
If the fuel pump and relay keep blowing, then the most likely cause of this is the fuel pump drawing too many amps and needing to be replaced. The pump drawing too many amps can overheat the circuit and cause...
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Car dies if I let off gas pedal
This is a common problem that I run across frequently on this engine. The most common cause of this is a bad intake manifold gasket. When this occurs it create a large vacuum leak that makes it hard for the...
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My car has a brand new battery and won't start. It just clicks, yet all the lights are on. What's going on?
This may be related to a faulty starter solenoid. The starter solenoid is located on the starter and has internal electrical contacts that transmit electricity to the starter. When this fails, it may cause a clicking sound and will not...
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Slight smell of gas or oil and poorer mpg fuel efficiency
This may be a result of a faulty oxygen sensor. As you may know the oxygen sensors which are part of your emissions system read exhaust gases to determine whether or not the appropriate amount of oxygen is present in...
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A/T sign in dashboard
Hello. Thanks for writing in. The warning light is telling you that the automatic transmission is having an issue. It may be a simple sensor issue which occurred during the latest work done. It may be something completely different. The...
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Manual transmission clutch grinds and won't go into gear
It sounds like what is happening here is that the throw out bearing has failed. This bearing is what the clutch shift fork rides against, which in turn allows the transmission to shift gears. The other possible scenario is that...
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Under car damage from steep driveway
Unfortunately, without seeing the bottom of the vehicle, it is impossible to definitively say what part you have damaged. The gas engine is located in the area you are describing. If you did major damage to the gas engine, you...
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Lower ball joint
Hi there. When replacing the lower ball joints to your vehicle, you will need to press down on the ball joint to remove it. Before trying to remove the ball joint, check to see if there is a snap ring...
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Shark fin issues on the optima.
Some of these "shark fins" are just for aesthetics and others may be the antenna for the radio and gps if applicable. These units can be ordered fro the dealer and installed either at the dealer or by a third...
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Slipping
It seems as if the transmission rebuild did not go as planned. I would recommend taking the vehicle to the place that rebuild the transmission initially, and then ask them to see if anything they did may have caused the...
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vacuum hose collapse for brake booster
No it is not supposed to collapse. The hose has most likely got soft from oil or other contaminants and should be replaced. If you find the hose has fluid in it and it is brake fluid, then your brake...