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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 377 (Power Seats) >> Diagnostic Information and Procedures >> Power Seat Malfunction (Driver without A45) >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2022 Cadillac CT5. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify the driver seat directional actuators listed below operate in both directions, from the S64D Front Seat Adjuster Switch - Driver.
    • M50D Front Seat Tilt Adjuster Actuator - Driver
    • M51D Front Seat Adjuster Actuator - Driver
    • M55D Front Seat Vertical Adjuster Actuator - Driver
    • M56D Front Seat Recliner Actuator - Driver
    • If all seat motors do not operate 

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

    • If 1 or more seat motors operate but not all 

      Refer to Circuit/System Testing - Seat Motor Circuit Test.

    • Go to next step: If all seat motors operate 
  2. A fault is currently not present and may be an intermittent condition.
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