Water in Fuel (WIF) Sensor with Wrench for 2001-2011 GM Duramax (LB7, LLY, LBZ, LMM)
Dorman # 904-110 + 904-111
Reference # 12639277 / 12639450 / 97384931
Dorman’s Water In Fuel Sensor is constructed from high-quality materials to withstand wear and tear due to repeated fuel filter service and other factors. It activates a warning signal that indicates elevated water levels in diesel fuel, enabling you to take measures to protect against fuel contamination, fuel system rust and corrosion, and engine trouble.
- Helps you take the necessary steps to avoid extensive damage to the fuel system.
- Direct replacement for a proper fit every time.
- On certain applications, turns off “water in fuel” or similar warning light.
- Rigorous quality control measures ensure conformance to product standards.