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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays, Gauges And Console >> Diagnostic Information and Procedures >> Driver Information Center (DIC) Switch(es) Inoperative >> Circuit/System Testing

Circuit/System Testing

  1. With the ignition OFF, disconnect the DIC switch.
  2. Connect a test lamp between the DIC switch ignition 1 voltage circuit and a good ground.
  3. Turn the ignition ON, with the engine OFF.
    • If the test lamp does not illuminate, check the DIC switch ignition 1 voltage circuit for an open or a high resistance.
  4. Connect a test lamp between the DIC switch ignition 1 voltage circuit and the DIC switch ground circuit.
    • If the test lamp does not illuminate, check the DIC switch ground circuit for an open or a high resistance.
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