Installation Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: The water-in-fuel sensor must ONLY be tightened by hand.

Install the water-in-fuel sensor (3) to the fuel filter (2).

Fig 1: Fuel Filter Adapter, Fuel Filter & Water-In-Fuel Sensor

Courtesy of GENERAL MOTORS CORP.

Connect the water-in-fuel sensor electrical connector (1).

Fig 2: Water-In-Fuel Sensor & Fuel Heater

Courtesy of GENERAL MOTORS CORP.