Popular questions

Hi there. Since the transmission fluid is a little dirty, I recommend replacing the fluid with the transmission filter. The torque converter will be working normally at all times and it will not cause the vehicle to slow down when...

Hi there. First remove the battery cables both positive and ground. Go in the cab and operate everything, even though there is no power. After 12 minutes put the battery cables back on. This will drain all power to the...

First, check to make sure there is an adequate amount of fluid in your power steering reservoir. If it is low, top off the fluid and have the system checked for leaks. If the pump still makes noise when full,...

Hi - first task is to recheck what codes are still present that represent a "knock sensor failure". There may be an additional problem that has changed engine timing (worn timing chain for example) that is causing an engine knock...

This light will usually come on when one of two things are happening. Either the motor is in fact low on oil or the oil pressure sending unit is not working properly and may be producing a faulty reading. I...

First we have to find out where the coolant is leaking. That could be the cause of the over-heating, or just another symptom. Engines that heat up and run hot very quickly is a common symptom of the head gasket...

Hi there. I have come across this many times on this engine. If the clicking noise comes up when the vehicle is first started, then check the engine oil first and replace it if it is old. I have also...

From the description provided about your Saturn, it appears that the source of your coolant leak is due to a failed heater core. The heater core is similar to a mini radiator and it sits right inside your Saturn’s dashboard....

Hey there, thank you for asking about your 2007 Mercedes-Benz CLK550. This is a common symptom of a failing coolant fan relay. This relay controls the cooling fans and cycles them on and off based upon temperature. When this relay...

Hi. The AC compressor runs off the serpentine belt which is driven by the engine. Therefore, turning on the AC puts a load on the engine. If there is a problem with the compressor, this may max the engine more...

Hello. Thanks for writing in about your 2003 Chevrolet Express 2500. There should be a relay for the turn signals, flasher, and hazard lights. More than likely, this relay is faulty and would need to be replaced. It is also...

Hi there. The most common cause of this is the distributor itself. The distributor starts to fail which causes the internal sensor to not read correctly and it will also cause the coil to overheat in some cases. The Check...

Hi there. It sounds like the transmission is having an internal failure. Some other possibilities are wheel bearing, axle, brake caliper, and brake hose collapsing. A worn wheel bearing will have noise at all speeds while increasing noise and vibration...

Hi there. Remove the battery cables and leave the cables off for about 13 minutes. This will clear the immobilizer and the ECM (computer) to a learning mode. Then hook up the battery cables. If the alarm is turned off,...

I have seen this issue before. Your gas pedal is connected to the throttle plate via a cable. If the throttle plate becomes dirty, it will get stuck and harder to move. You will feel this in the gas pedal....

The two code are for two different issues and if both codes were not fixed, or after the repairs the engine self learn was not reset, then the light may come back on and the car not run correctly. I...

While the amount of information provided for your Volkswagen is a bit limited, I can do my best to point you in the right direction. If the loud noise you hear while driving sounds rotational and it gets louder as...

The most likely cause of the hard start after getting fuel is going to be a leaking fuel vapor purge valve. The leaking purge valve would allow the fumes that build up in the fuel tank while refueling to fill...

The reverse light switch is powered by the meter fuse and when you put it in reverse the power is sent to the rear reverse lights. The rear light socket would have to be tested to see if power is...

It's hard to say from this chair, there is a wide range of possibilities. But you might just be having charging system problems. If the charging system failed a few days before, you can drive for a few hours before...

Hello - I would first check the throttle return spring at the carburetor - to make sure it's still there, and connected properly so that the throttle default position is "closed". Then check to see if the linkage back to...

Hello, thank you for writing in. The vehicle goes into "limp mode", or your model's version of, when it is at risk of becoming damaged. This is a good thing, and it will protect your engine from having worse issues...

Situations like the one you are experiencing are tough to diagnose with limited information because of all the variables involved. Things like low fuel pressure, or a large vacuum leak could cause a concern similar to what you are describing....

Hi there. Your Silverado problem could be multiple fuel delivery or ignition timing components that are either damaged, or you have faulty electrical connections powering or monitoring them. The best thing we can offer is to have a professional mobile...