Fuel Filter: Description and Operation

Fuel Pump/Gauge Sending Unit:

The first fuel filter in the system in located on the fuel pump unit in the fuel tank. It is a sock style filter and generally does not require service. It is replaceable if necessary.

Fuel Filter And Shield:

The primary fuel filter used is an in-line type sealed unit located between the fuel pump and fuel injectors. The filter is found under the vehicle along the left side frame rail. The filter protects the injectors from dirt, water, and other foreign contamination, and should be replaced at specified intervals.