Popular questions

Question
I changed the crankcase vent tube, now the transmission won't shift
If the transmission was shifting fine prior to replacing these parts, then you need to start by double checking your work. Something may have been left loose or may not have been installed correctly. It is possible that the transmission...
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Can you raise the electronic speed shutdown point?
Hi there. You would have to either reprogram your computer to accommodate for the speed change or change out the speed sensor in the transmission to confuse the computer to allow the vehicle to go faster than the speed limiter....
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Bad O2 sensor
I would ask for help from one of the mechanics at YourMechanic. They can come to your location and replace the faulty O2 sensor for you.
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How do I use and adjust the climate control features?
Your vehicle is equipped with efficient and easy-to-use controls that can simply adjust everything from temperature to air circulation. To use your Temperature Control, first find the knob labeled with red and blue lines located at the center...
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i want to deactivate the passenger airbag in our toyota sienna. it's a takata. there is no switch like in our tundra
Hi there. Unfortunately, tampering or disabling a safety device in the United States is illegal; which is why the dealership or any other certified mechanic is unable to help you with this project.
Question
Dirty throttle body code
Hello. There are very few diagnostic trouble codes that point out dirty components, maybe there was a motor control fault or a malfunction with the throttle body valve position sensor. The throttle body specifically is machined within tight limits and...
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steering completely broke driving down the road
This sounds a lot like the steering shaft snapped and is no longer connected to the steering rack. You can check this by looking underneath the dash up above the gas and brake pedal (you can't miss the steering shaft)...
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My car key won't turn in the ignition
A number of things can make the ignition difficult or impossible to turn. A faulty ignition switch or ignition tumbler may not signal the shifter interlock properly, preventing the ignition from turning. Also, a damaged,loose, or misadjusted shifter mechanism can...
Question
Need advice on whether or not brake fluid should be replaced on my car
The brake fluid in all cars should be changed to prevent the fluid from turning black and creating sludge buildup in the system. This will also keep the internal system from causing wear on the rubber seals and components. The...
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Engine wont reach operating temperature
The first thing to check is to see if the cooling fan clutch is working properly. Start the engine when it is cold and rev the engine up to 1500 rpm and listen to the cooling fan to see if...
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Car won't accelerate & rattles
Hi There, What you are describing sounds like you may have a clogged catalytic converter. The catalytic converter converts toxic exhaust gases into less harmful pollutants that are suitable to be expelled into the atmosphere. When the catalytic converter is...
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Car overheating - 1999 Nissan Sentra
This may be a sign of a faulty coolant fan relay. This relay receives input from the coolant temperature sensor which reads the temperature of the coolant in your radiator. As it reaches a certain temperature, the cooling fan relay...
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ETC ISSUES Chrysler 2005 limited
There several potential causes for this. First, there could be a vacuum leak somewhere. In addition, a relearn procedure must be performed after replace the ETC actuator. It's possible that the dealer missed this step. Finally, there could be a...
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Oil pressure dropping
I hate to be the bearer of bad news, but it sounds like your engine is at about the end of its useful life. If a motor seizes, the piston has become so hot and expanded that its stuck in...
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Stuck throttle when driving. 1997 Ford Ranger
Hi there - first task is to check for problem codes, whether the Check Engine light is on or not. Most auto parts stores will do this for you for free on a "time-available" basis. Check to see if the...
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Car creaking when turning left
Hello. There are many potential reasons for the car to be creaking when turning. The problem could be the ball joint, tie rod end, strut mount, or CV axle. In order to have this diagnosed, I would have a trained...
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loud rattling noise when accelerating, somewhat quiet clicking noise when idling
Hello, thank you for writing in. In this kind of situation, the noise may very well be related to the recent work. Start by going back through as best you can without disconnecting too many things to verify your repair....
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On a 2001 Chevy Cavalier 2.4 L DOHC do you have tocompletely remove the timing chain cover to remove valve cover?
The cover (or "housing") is not removed. You merely disconnect the timing chain housing at the camshaft housing, but do not remove it from the vehicle. There are specific torque values required on all the fasteners so be sure to...
Question
Hard starting after replacing fuel pump
The fuel pump replacement and the subsequent hard starting might be mere coincidence. A way to find out is to request a hard starting diagnostic during which the responding mechanic will inspect not only the fuel supply system, but also...
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Possible vacuum leak causing engine to rev while parked.
It is possible that you may have a vacuum leak and if you do the computer will generate a code for system too lean. I would have a technician come out and inspect the codes on the computer and see...
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Brakes don't work very well when it's cold
You have two different issues here. The slow crank may be that the battery is getting weak. It may need to be replaced or the terminals cleaned. The other issue of the high idle and braking issue is probably due...
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Rattling noise upon starting and then louder rattling at idle if load is placed on engine such as A/C
Hi there. Given your mileage and your maintenance of the idler pulley, your problem is likely worn/weak hydraulic lifters (or other valve train wear) or the timing gear set. Starting the engine briefly (less than 30 seconds) without the serpentine...
Question
Car wont start. 2011 BMW 328xi
Hi - this "stalling and won't restart" problem could have several causes, so extracting the problem codes that turned on the "!" indicator is the first step. A failing fuel pump (fuse, relay or the pump itself), or a crankshaft...
Question
Power steering Leak
The leak sound like it is coming from the rack and pinion seals. A sealer will not work for power steering pressure leaks in most cases. You will need to have the system pressure tested and then the rack and...
Question
ck engine light & VSC and TRAC On lights on, too.
Hi Bob. There is so much to consider here, that it might be best to simplify this issue. The P0018 OBD-II trouble code indicates that the Oil Control Valve (OCV) is stuck closed or open mechanically. It also can be...