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Home >> Chevrolet >> 2014 >> Spark EV >> Repair and Diagnosis >> Engine Performance >> Data Communication System - DTC B1000 To DTC U184D >> Diagnostic Information and Procedures >> DTC U0077 >> Circuit/System Verification

Circuit/System Verification

  1. Vehicle in Service Mode.
  2. Verify DTC U0077 is not set.
    • If DTC U0077 is not set 
  3. All OK
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