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Home >> Chevrolet >> 2008 >> TrailBlazer 5.3 M, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 5.3L Or 6.0L - DTC P0340 To DTC P3499 >> DTC P0650 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, the MIL should turn ON and OFF when commanded with a scan tool.
  2. 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.