Popular questions

You may be feeling the a/c compressor engaging and should have the a/c system checked for problems with the compressor pulley bearing. If a/c is okay then you may have another issue with the water pump or one of the...

Hi there. If you replace the OEM gauge with an aftermarket part, it's very likely that you'll experience multiple negative side-effects. I would recommend replacing the damaged temperature gauge with OEM parts. However, it's possible that the root of your...

Hello. I would need to know the model of your Toyota to be able to give you the best information. From what you are telling me though it sounds like the crank sensor harness may be damaged or that one...

Hello. This can be caused by the catalytic converter, but that is not too common with this symptom. If there is a hopping feeling, which is similar to a misfire, then most of the time this is caused by a...

Hi there, thanks for writing in. Once the seat memory is set it can only be changed to a new position unless the memory seat module is either replaced or reprogrammed with the correct scan tool. As for the mirrors...

Hi there. This vibration on a cold start can be due to low compression. The seal better stops the rough idling when the car warms up and the parts expand. Also there may be an issue with a possible vacuum...

Hi There, The jerking or bucking problem you describe is normally associated with either transmission problems or some kind of misfire related to ignition problems (i.e. crank sensor, cam sensor, ignition coils, bad spark plug wires or plugs) or in...

Hi there, thanks for writing in about your Audi A1. If the light is coming on that often then there may be a particular filter issue. I would need to scan the computer to see what codes are present. If...

Hello. Overheating rotors are usually caused by one of two things. It may be possible that the rotors are excessively worn, and are too thin to handle the heat generated when braking. This is more likely if the rotors have...

Hello. If the key will not turn in the ignition, then either the key is bad or there is a problem with the key lock cylinder. Most of the time, this is caused by a failure in the key lock...

You say you are getting battery power and ground to the fuel pump but the pump is not coming on? If this is the case, then the pump connector is bad. There is a technical bulletin that the connector should...

The fuel injectors have internal filter baskets and thus the only way to clean and service them is to remove them from the fuel rail and send them to a lab such as Mr. Injector for ultrasonic cleaning on a...

Generally, the most common cause of a no start is the battery. Other causes are the fuel pump, starter, ignition switch, and the neutral safety switch. With the car turning off over speed bumps, that actually sounds completely related. That...

Have you checked the actual fuel pressure in the system? If the fuel pressure is too low from a weak fuel pump, there will not be enough volume of fuel traveling to the engine for proper performance. Consider hiring an...

Hi, thanks for writing in. As long as your brakes feel fine, I would say there is no immediate need to replace anything. It would be a good idea to have a mechanic check to make sure nothing is damaged...

Hi there - Honda uses metric nuts/bolts/studs, so any stud with the same metric dimensions will be suitable, regardless of engine manufacturer. Remove one of the remaining good studs for measurement, or simply take one of the good ones in...

The headlights are powered separately on different circuits form the body control module in the right lower instrument panel inside the car. You may need to check the connector to this module to see if the wire connection got melted...

Hi Conner. Thanks for contacting us today. The first step in repairing anything like you've described is finding the source of the leak. It would be a good idea to have a professional mechanic come to your location to help...

Hello. The best thing to do is to further test the system for the voltage supply. You need to locate the component or wire that is dropping the voltage. If the motor is not receiving any power on any speed...

According to Pennzoil, synthetic (including blends) and regular oil are completely interchangeable and thus there is no restriction on "switching" back and forth at any time. The main thing of concern with engine oils is that you are using the...

It is possible that your transmission mount could be worn out as well. I would recommend having the transmission mount checked by using a large pry bar to lift up on the transmission at that location. If the transmission will...

I would start by checking the coolant level to be sure it was refilled with the proper amount of coolant. Next check all radiator hoses to be sure none are leaking. Also, check to be sure the coolant fans are...

The B Positive terminal on the Alternator (the big one) should be linked to the battery via a cable that connects at the starter, so you shouldn't read a voltage difference between the Alternator and the battery positive terminal. You...

Hi there. Although it's vital for a mechanic to complete a physical inspection to accurately pinpoint what's causing this "humming sound" and the gasoline smell, it sounds like you have developed an exhaust leak. In some cases, when the exhaust...