19542055 OE Water in Fuel, WIF, Sensor.

For 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 GM 6.6L Duramax LB7 LLY LBZ LMM LML

OEM replacement sensor. Over time, the water in fuel sensor can be damaged from improper removal or just use over time. The wires can break off and not allow proper sensor operation. This could prevent the water in fuel light from coming on and warning you of potential fuel system problems. 100% new sensor

Replaces# 12639277