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Home >> Chevrolet >> 2018 >> Spark LS, Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Data Communications System >> Diagnostic Information and Procedures >> DTC B101D >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON/Vehicle In Service Mode.
  2. Verify DTC B101D is not set.
    • If DTC B101D is set 

      Replace the device that sets the DTC.

    • Go to next step: If DTC B101D is not set 
  3. All OK
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