If your engine overheats or is in the red area on the temperature gauge, your cooling fan may not be working properly. Cooling fans are fairly easy to test as…

The front crankshaft seal holds oil in at the front of the engine. The main reason to replace a front crank seal is if it is the source of an…

An engine pulls air in through the air filter, flowing through the intake tube and then, the throttle body. From there, it goes into the intake manifold which splits it…

An idle air control valve controls the idle speed of an engine by managing the amount of air allowed into the engine when the throttle is closed. Typically, it is…

The oil pressure sensor tells the PCM how much oil pressure the engine has. There are two main types of sensors. The first measures the pressure on a graduated scale…

Automotive engines use a coil to produce a high voltage spike to fire a spark plug that ignites the air/fuel mixture in the combustion chamber. If a fuel mixture fails…

The blower motor resistor is in charge of regulating the speed of the blower motor. It can do this in one of the two ways; both are common in modern…

The sensor is a pretty simple electrical device which has a resistor built in that is sensitive to temperature. It has a plug on one end and a probe on…

literally hundreds of gaskets on an automobile – from the seals around the doors to the gaskets on the intake, exhaust, thermostat housing, and many other places. And yet, a…