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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.
  2. Verify the appropriate driver or passenger seat directional motors listed below operate while operating the seat switches in both directions.
    • M50 Seat Front Vertical Motor
    • M55 Seat Rear Vertical Motor
    • M51 Seat Horizontal Motor
    • M56 Seat Recline Motor
    • If all seat motors do not operate 

      Refer to Circuit/System Testing - Seat Adjuster Switch Circuit Test.

    • If a seat vertical motor or the recline motor is inoperative 

      Refer to Circuit/System Testing - Seat Vertical or Recline Motor Circuit Test.

    • If the seat horizontal movement is inoperative 

      Refer to Circuit/System Testing - Seat Horizontal Motor.

    • Go to next step: If all seat motors operate 
  3. All OK.
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