12639277 Water in Fuel Indicator Sensor Replacement for 2001-2011 Duramax 6.6L Silverado and GMC Sierra Engine Truck Replaces 904110 12639450 97384931 8 Sided Design

• Replace part number:12639277,12639450, 97384931.
• Fitment: The water in fuel indicator sensor is 2001-2011 Duramax 6.6L Silverado and GMC Sierra Engine.
• Function: Detects if there is water in the vehicle's fuel supply and lets the Engine Control Unit (ECU) and/or dashboard indicator light know.
• Easy to Replace: 8-sided nut is easy to remove, no special tools required, quick replacement, saving time and expensive repairs.

• Package includes: 1 Water in Fuel Indicator Sensor with o-ring.

Replace part number:

12639277,12639450, 97384931.

Application:

2001-2011 Duramax 6.6L Silverado Engine

2001-2011 GMC Sierra Engine

Note: Our sensor is 8-sided nut design, please choose the correct tool to install this sensor.