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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1385 (Engine Controls And Fuel - 6.6L - DTC P1448 To DTC P2510) >> DTC P2269 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

If any DTCs other than P2269 are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .

IMPORTANT: The WIF lamp should be illuminated with this DTC. If the WIF lamp is not illuminated, refer to Water in Fuel Indicator Malfunction .
  1. Turn OFF the ignition and drain the fuel filter. Refer to Water-in-Fuel Draining .
  2. Turn ON the ignition and clear the DTC.
  3. Start and run the engine.