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Home › Chevrolet › 2023 › Bolt EV › Repair and Diagnosis › Body & Frame › Ignition Switch/Steering Lock › Immobilizer System › Diagnostic Information and Procedures › DTC B302A › Circuit/System Testing

Circuit/System Testing

  1. Ignition - On/Vehicle - In Service Mode
  2. Operate the component: OnStar
    • If the component does not activate/If a related DTC is set 
    1. Repair as necessary
    • Go to next step: If the component activates/If a related DTC is not set 
  3. Operate the component: OnStar
  4. OnStar = OK
    • OnStar OK 
    1. Contact the customer and advise them that for security purposes, they must contact OnStar and the law enforcement agency to update the vehicle account.Disconnect the electrical connector:
      • Go to next step: OnStar = OK 
  5. All OK.
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