During those times when vehicle were not equipped with an oil
filter, car owners had to have oil changes so often that it
became very costly and inconvenient. This was done in order to
avoid early engine damage due to oil contaminants. Thanks to the
fast and innovative car technology existing today; there are oil
filters already to have maximum oxygen protection. For all you
know, automotive oil is an indispensable vehicle component and
is considered to be the lifeblood of the engine. And to improve
the quality, performance, and lifespan of the engine, the oil
must be pure and free form foreign, harmful particles. That is
why oil filters are necessary components of every vehicle.  Your
Buick oil filter is found at the side of the engine block in the
lower, bigger part of the engine. The fuel pump circulates the
oil through the engine, and the oil passes through the oil
filter every time it circulates. It is the task of the oil
filter to protect the engine by catching the large particles
contained in the oil,