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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 938 (Engine Controls And Fuel - 6.6L (LMM) - DTC P02E0 To DTC P154A) >> DTC P02E7 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2007 GMC Sierra, 2007 GMC Cab & Chassis Sierra, 2007 Chevrolet Silverado, and 2007 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Command the IA valve from 100 percent to 0 percent. The IAF Valve Commanded Position and the IAF Valve Position parameter should match.
  2. After the engine has been running, turn OFF the ignition. Observe the IA Valve Position parameter fluctuates between 100 percent and 0 percent several times.
  3. Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
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