Electric Fuel Pump Replace OE# E3500M with Sending Unit Compatible with 1999-2004 for Chevy Silverado 1500 4.3L,1999-2003 for Chevy Silverado 1500 4.8L,1999-2003 for Chevy Silverado 1500 5.3L - FINDAUTO, 052302-5447-1454467591

• ⛽FUEL PUMP COMPATIBLE WITH - FINDAUTO fuel pumpcompatible with 2003 for Chevy Silverado 1500 6L,2001-2003 for Chevy Silverado 1500 HD 6L,1999-2000 for Chevy Silverado 2500 5.3L,1999-2003 for Chevy Silverado 2500 6L,2001-2003 for Chevy Silverado 2500 HD 6L,2001-2003 for Chevy Silverado 2500 HD 8.1L,2001-2003 for Chevy Silverado 3500 6L,2001-2003 for Chevy Silverado 3500 8.1L ⛽HIGH PERFORMANCE - Empty float height and float retention matches OE specifications and guarantees correct gas gauge reading.lower amperage draws less load on vehicle's electrical system. ⛽STRICT STANDARDIZATION REQUIREMENTS - This electric fuel pump is made of high quality and durable material that meets OE standard. All the parts we use are the highest standard in the industry and built according to the highest standards of quality and precise specifications. ⛽STRONG AND CONTINUOUS POWER SUPPORT- The fuel pump draws fuel from the oil box, pressurizes it and delivers it to the fuel supply line, cooperates with the fuel pressure regulator to determine a certain fuel pressure to provide strong and continuous power support to the injector. ⛽SHOULD the PUMP FAIL to OPERATE - ①Check the fuel pump fuse and fuel pump relay as outlined in the car service manual. ②If the pump has power and proper polarity, check the remainder of the fuel system as outlined in the car service manual.