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Home >> GMC >> 2021 >> Terrain SLT, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Cellular, Entertainment, And Navigation System >> Diagnostic Information and Procedures >> Radio Information Display Malfunction (IOR) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On / Vehicle - In Service Mode - Infotainment System State - ON
  2. Verify the component turns On and Off: P17 Info Display Module
    • If the component does not work as specified 

      Refer to Circuit/System Testing.

    • Go to next step: If the component works as specified 

      Go to next step: All OK.

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