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Home >> Chevrolet >> 2017 >> SS Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 6.2L (LS3) - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P0601, P0602, P0603, P0604, P0606, P0607, P060D, P062F, or P2610: Control Module >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON, clear the DTC information with a scan tool.
  2. Verify that DTC P0641 or P0651 does not set.
    • If none of the DTCs are set 
  3. Verify DTC P0602 is not set.
    • If the DTC is set 
    1. Program the K20 Engine Control Module. Refer to Control Module References .
    2. Verify DTC P0602 is not set.
      • If the DTC is set, replace the K20 Engine Control Module.
      • If the DTC is not set
    3. All OK.
    • If the DTC is not set 
  4. Verify DTC P0601, P0603, P0604, P0606, P0607, P060D, P062F, or P2610 is not set.
    • If any of the DTCs are set 

      Replace the K20 Engine Control Module.

    • If none of the DTCs are set 
  5. All OK.
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