Popular questions

Depending on how much the harness was damaged, a replacement might be necessary. There could also be secondary damage from non-insulated wires touching each other after the harness was cut. If it was only a few wires, the harness might...

Hi there, thanks for writing in. It sounds like you definitely have a failing pump or steering rack, but determining exactly which it is will be a bit harder without getting to see the vehicle in person; though my bet...

The cooling fans work according to relays that detect temperature and cause them to turn off and on. When these relays are not working properly, this will cause them to come on all the time, not at all or intermittently....

Hey there. There are several issues that will keep a vehicle from starting. It really depends on exactly what is keeping the vehicle from starting. You'll need to find out if there is proper fuel pressure, is it getting sufficient...

Hi Samantha. Thanks for contacting us tonight. In most cases, a lack of acceleration like you've described is caused by some sort of fuel restriction. Either a fuel injector (or several) are clogged with excessive carbon deposits (or debris), or...

Hi there. Many components make up your cooling system. If any of these components are not functioning properly, it will cause your vehicle to overheat. If your vehicle is not leaking any coolant chances are that your radiator fan(s) are...

Hi! A bit of info about your car can help us help you. Thanks!

Hi Khalia. Thanks for contacting us tonight. This is a service that our mobile mechanics in your area might be able to complete for you. To request an estimate and to schedule an appointment, simply click this link and enter...

Hi there- you will likely not notice any difference at all, and it is unlikely to cause any engine damage. The "0" (vs 5) rating has to do with the fluidity of the oil when it is coldest. It will...

You may need to have the radiator hose clamp replaced. I have had problems with the spring type connector on the hose. You should change them out to the screw on type clamp. I would recommend having a technician from...

Hi there. The expansion valve does not need to be replaced unless it is physically leaking or not operating properly. On the flip side, it sounds like there is definitely an electrical concern with the AC clutch. The AC system...

If you have been running low on coolant and been adding water instead of coolant then you do not know the coolant level of protection for anti-boil or anti-freeze and should replace all the coolant fluid in the car. If...

The starter solenoids on the expeditions are known to just quit with no warning. Before replacing the solenoid however, the battery should be fully charged and load-tested to eliminate it from being the issue. The solenoid is tested via a...

I am almost certain that the cause of your issue is that your radiator fan is no longer working. I would recommend starting your vehicle and letting it get to operating temperature. After it reaches this point, open your...

Load test the vehicle battery. Sometimes when a battery is on the verge of failure, the resulting voltage drop "fools" the vehicle alarm system as this voltage drop is interpreted by the computer as tampering. If the battery passes the...

Hello. You have done a great job with the diagnosis this far. Is it coming from the front or the back? Does it get worse going over bumps? From here you should attempt to play around with the suspension some...

Hi there. On the bottom of your transfer case, there should be a large hex plug. You will need a special hex tool like a large allen wrench to remove the plug. Put a drain pan under the plug and...

Hi and thank you for contacting YourMechanic. That shimmy that you feel while braking is most likely your rotors are warped. This is due to excessive heat. Replacing your front rotors and brake pads will most likely take care of...

There are hundreds of different diagnostic trouble codes than could potentially cause the check engine light to illuminate. Sometimes the issue is as simple as an EVAP system malfunction such as a loose or defective gas cap. If you request...

One cause to rule out is low fluid level or a plugged transmission fluid filter. Delayed shifts can also be caused by internal hydraulic leaks in the valve body or failing internal transmission seals found on clutch pack pistons and...

The fuel pressure regulator will regulate the fuel pressure by allowing fuel to return back to the fuel tank if the pressure gets too high. If the fuel pump never produces enough pressure and volume of fuel to run the...

There is a brake light switch on or near the pedal assembly. That switch could have been jarred in such a way that the switch contacts are stuck in the closed (lights always on) position. If that is what has...

Hello. I would start by doing a compression test. From the codes you are getting to the way that is is running and the sound that you hear it sounds like you have a failed valve seat. When this occurs...

Hi Diana. Thanks for contacting us today. Unfortunately, we can't attach diagrams or files through this platform. The best way to review the correct steps for completing this job would be to download or purchase a service and repair manual...