Sierra 1500 4WD V8-6.0L VIN U (2006)
Fuel Pump Pickup Filter: Description and Operation
Fuel System
FUEL STRAINER
The fuel strainer attaches to the lower end of the fuel sender. The fuel strainer is made of woven plastic. The functions of the fuel strainer are to filter
contaminants and to wick fuel. Fuel stoppage at this point indicates that the fuel tank contains an abnormal amount of sediment.