Popular questions

Question
How do you activate the daytime running lights?
Some models are equipped with a supplemental daytime running light system. Essentially, this system turns on the headlights at a dimmer setting than what’s used at night to provide visibility for other drivers during the day. It’s particularly helpful for...
Question
Clutch won't work and the clutch pedal has no pressure.
Hi there. Check the slave cylinder and see if its moving. There could be a leak on the slave cylinder causing the slave cylinder not to operate. Also, check the pin to the clutch pedal and make sure that it...
Question
How safe is it to drive with a torn caliper boot?
Hello, thanks for writing in to YourMechanic. If the caliper boot is torn open then you will get dirt, debris, water, and road salts in the caliper piston surface. The caliper may seize or tear the caliper piston seal causing...
Question
How do you replace a high beam headlight bulb?
Without operational headlights, you’re not safe driving on the road in low-light situations (dusk or at night). Not only can you not see where you’re going, but other drivers cannot see you. If one of your headlight bulbs has blown,...
Question
Where is the location of the cabin air filter on a 2002 F-250 P/U, 2-wheel drive, Diesel 7.3?
For some reason Ford used three different evaporator case designs in the trucks this year. The filter will be in one of these three locations. Look behind the glove box and there is a cover on case and filter is...
Question
When one outer tire rod goes bad do you need to replace all the other 3?
There is a test protocol in the factory service manual that is relied on to determine if a tie rod end is "worn out". Per the protocol, if it turns out that only 1 tie rod end is worn out,...
Question
Car died while driving, slowly lost power to gas, steering and brakes
Hi Hallie. More often than not, when you have this type of problem, it's mechanical in nature - meaning that a fuel or ignition system component has broken as opposed to a security system issue. If you are unable to...
Question
My car is making a loud rattle sound when idling and in neutral
There are several causes for the engine to rattle while idling. With your car, the heat shield or an under engine shield is most likely. The other causes are the AC compressor clutch, idler pulley, or belt tensioner. The heat...
Question
How do I customize the Auto Door Unlock?
The Auto Door Unlock feature allows some of your doors to automatically be unlocked when the vehicle is shifted into P (Park). To customize the Auto Door Unlock settings, follow these easy steps: 1. Turn on the infotainment system. 2....
Question
Car stalls when I fully brake after I drive
Hey there. This is a common sign of a failing idle air control valve. The idle air control valve monitors the air intake as it is mixed with fuel prior to being injected into the engine. This valve is...
Question
My car drives forward when it's in reverse - is this the transmission?
The linkage between the shifter and the transmission range selector may be binding or broken and not allowing a full range of movement at the transmission. The linkage connects to the transmission under the vehicle so it must be lifted...
Question
Washer fluid in coolant
Hello. Just a little washer fluid in your coolant system should not have any harmful effects, but it will be a good idea to flush the coolant system to keep the coolant in optimum condition and it is a great...
Question
My air conditioner blower won't always turn on until I hit this white box behind my glove compartment.
As the air conditioner blower motor ages the bearings get worn and can cause the motor to not start turning unless you tap on the motor or the motor housing. The fis is to replace the blower motor before it...
Question
Car throws code: P0301 even after I have changed spark plugs, fuel injector, fuel filter, ignition coils.
The engine intake near cylinder one should be checked when first started to see if there is any vacuum leaks at intake gasket or the injector O-ring. If no vacuum leaks are found then you may be having a carbon...
Question
Transmission slipping even when I had the transmission replaced.
Hi there. If the transmission was slipping and you had the transmission replaced and the transmission is still slipping, then there could be an issue with the shifter cable or downshift cable. Check the cables and see if they are...
Question
Changed front brake pads. After 2 weeks the brakes make a grinding noise at low speeds.
Hi there. In some cases if the brake pads are not correctly aligned upon installation, they can cause this type of grinding noise. It's also common if the calipers or rotors are too tight for the rotor to warp, which...
Question
I need information about the code U 1008 Hyundai
Hi - this error code (U1008) has to do with a loss of communication between the various body system and engine control mechanisms with the "active air flap" system in the front grill/radiator area of the car. This system decides...
Question
At what mileage should I get my timing chain replaced?
Your Lexus IS250 uses a timing chain rather than a timing belt. Fortunately, the timing chain does not require regular maintenance like the belts typically do. Just be sure to perform regular services on your car such as oil changes,...
Question
My oil pressure is low light came on
The oil pressure light will usually come on when a few things could be happening. Either the motor is in fact low on oil, the oil pump could be failing or the oil pressure sending unit is not working properly...
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Battery dies after jump start after turning key off. Battery? Alternator? No dimming lights no dashboard dimming. Battery maybe?
Hello. If the vehicle is running fine as you drive around then the alternator should be fine. This is usually caused by a bad battery. It sounds like it is accepting a jump but it is not accepting charge from...
Question
Bypassing catalytic converter with a test pipe
This is against the law. You are not supposed to give it in catalytic converters. That's why it's called a test pipe. People put them on as a test and then if the car runs better, they know that the...
Question
Gas pump keeps shutting off. I've replaced the charcoal canister also the valve and still won't work
This is likely related to your EVAP emissions system and something called a purge valve solenoid. The EVAP system prevents fuel vapors from the fuel tank from escaping into the atmosphere. The EVAP system collects and temporarily stores the fuel...
Question
My car begins a bouncing sensation when braking at higher speeds
Any vibration felt only when the brakes are applied would typically be a brake pulsation. If the brake rotors are warped, you can feel a vibration in different forms depending on which rotors are the issue - front or rear....
Question
My brake lights quit working and I can't find the fuse for them. It's NOT in the under the hood fusebox.
The stop lamp fuse is in the left kick panel inside the vehicle. It is a 15amp fuse that powers the stop light switch on the brake pedal. The brake light switch sends power to rear brake lights.