Popular questions

The ground in your application is probably switched on and off through a controller assembly which also varies the fan speed. Obviously the motor is working when you apply full battery voltage but there is a controller in the circuit...

It sounds like you may have a couple of different issues going on here. At idle your car should be hovering around 750-800 RPM's consistently. This is generally controlled by the idle air control valve which a valve that reads...

If you believe your transmission is making abnormal noises, I would recommend having it inspected by a qualified professional as soon as possible. This will avoid any potential damages that could be caused by whatever is making the sound.

Hi there. From the description you have provided, there are multiple problems going on with your vehicle, so the faults may or may not be related. Although the car is showing many symptoms, this may not be terminal. It could...

Hi there. Yes, a torn throttle body hose will definitely cause your concerns. Taping the boot is not a proper repair, nor will it correct the situation. The boot has to be replaced. The torn boot is allowing unmetered air...

It is possible that the noise is just a normal function of the solenoid. It is also possible that the new solenoid you have is also a faulty part. If you have a warranty you could try replacing it under...

You should have your exhaust checked to see if you have something like a plastic bag stuck to the exhaust burning and causing smell. If not then check the engine for oil leaks to see if valve cover or oil...

P2502 and P2500 relate to vehicle electrical system faults, particularly the battery/charging system, although both codes can also implicate a faulty PCM (rare, though, absolute last thing to consider). The third code relates to an emission system sensor and you...

This may be a sign of a failing idle air control valve. The idle air control valve is located on or near your intake manifold that monitors the air intake as it is mixed with fuel prior to being injected...

First of all, if the coil spring is broken, the car will be sagging at the left front. I have worked on cars for over twenty years and have never seen a coil spring just snap, unless someone has attempted...

Extending the sun visor allows you to block sunlight and brightness that is coming in through the center of the windshield. To extend one of the sun visors, first unfold it. Then, detach the end of the visor that is...

This may be a result of low transmission fluid or potentially a faulty transmission control module. A faulty transmission control module may cause a delay in acceleration or erratic shifting of gears. The transmission control module has various sensors such...

If you jump the starter solenoid on the fender from the small terminal to the cable to the battery then the starter should turn. If it turns then you may have a starter interrupt switch that is bad on the...

Hello. An electronic chime from your vehicle may signify that the computer has detected low pressure at one of the vehicle's tires. Your vehicle is equipped with a tire pressure monitoring (TPMS) system that will notify you if one or...

Hi there - to detect a failed motor/transmission mount, a technician may use a jack or large pry bar to attempt to lift or move the engine/transmission to determine loose motion - indicating a failed mount. Some motor mounts are...

This maintenance service will depend greatly on the type of vehicle that you have. Some vehicles will only require an oil change and tire rotation at that time. Other vehicles may require that plus a coolant flush, transmission flush, and...

This sounds like you are having low fuel pressure or fuel volume getting to the engine. You will need to have the computer scanned for codes and the fuel pressure checked and while accelerating see if the fuel pressure drops...

I would have a technician come scan the codes on the computer and perform a tune up as well. Your spark plugs are recommended to be replaced at 30,000 miles. I would also replace your fuel filter as well. They...

Hello. It really depends on why the vehicle will not shift that would determine the cost of repairs. An issue like this could be caused by dirty transmission fluid or an obstruction of fluid inside the transmission or internal transmission...

Hi there. Although this video is for an Alero, the motor on your Silhouette is identical. You can watch the video to see where the filter is located and how to remove.

Hello, and thank you for writing in. A low transmission fluid level means there is a leak somewhere in the system that needs to be addressed. With automatic transmissions, the coolant levels make the entire operation functional. With low fluid...

The causes of lean operation, such as if you have diagnostic trouble code P0171 are easiest to pinpoint by looking at the secondary firing patterns on all cylinders. That will confirm if the too lean condition, that has caused a...

The mechanic would have to see what was taken out and what it would take to put them back in. Most problems with someone else altering the wiring can cause shorts to computers and burn out components that can not...

Not all the teeth need to be present in order for the pulleys to turn. However, the only way to tell if the cam and crankshaft were really in the right position relative to one another is to line them...

Depending on the vehicle you have you may just have the interior light control switch turned on at the headlight combination switch. You may also have a more serious problem like a bad lighting control module shorted and keeping the...