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Home >> Chevrolet >> 2015 >> Volt >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls And Fuel - 1.4L (LUU) - DTC P0449 To P2635 And Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC P0700: Transmission Control Module >> Circuit/System Verification
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Circuit/System Verification

  1. Verify there are no engine control or communication DTCs set.
    NOTE:
    • Do not replace the engine control module for this DTC. DTC P0700 is an informational DTC.
    • Correct any engine control and communication DTCs before diagnosing transmission control module DTCs.
    • If a DTC is not set 
  2. Verify there are no transmission control module DTCs set.
    • If a DTC is not set 
  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.
  4. Verify the DTC does not set.
    • If the DTC does not set 
  5. All OK.
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