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Circuit/System Verification

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition - On / Vehicle - In Service Mode
  2. Operate the component: S48A Multifunction Switch - Instrument Panel - Lock Switch & Unlock Switch

    Verify the scan tool parameter: Central Door Lock Switch on Center Console = Inactive & Lock & Unlock

    • Go to next step: If the specified state 
  3. Operate the component: S48A Multifunction Switch - Instrument Panel - Lock Switch & Unlock Switch

    Verify the component works as specified:

    • A23D Door Latch Assembly - Driver = Lock & Unlock
    • A23P Door Latch Assembly - Passenger = Lock & Unlock
    • {A23D Door Latch Assembly - Driver}If the component does not activate 

      Refer to: Circuit/System Testing - Test 1

    • {A23P Door Latch Assembly - Passenger}If the component does not activate 

      Refer to: Circuit/System Testing - Test 2

    • If none of the components operate 

      Refer to: Circuit/System Testing - Test 3

    • Go to next step: If all functions work properly 
  4. All OK.
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