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Home >> Chevrolet >> 2021 >> Traverse L >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Wiper System And Washer System) >> Diagnostic Information and Procedures >> DTC B1023 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2020 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the Windshield Washer Switch scan tool parameter changes between OFF and ON when operating the washer switch on the S82 Windshield Wiper/Washer Switch.
    • If the parameter does not change 

      Refer to Circuit/System Testing

    • Go to next step: If the parameter changes 
  2. A fault is not currently present and may be an intermittent condition.