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Home >> Chevrolet >> 2024 >> Traverse LS, 4WD >> Repair and Diagnosis >> Body & Frame >> Fixed And MOVEABLE Windows >> Diagnostic Information and Procedures >> DTC B1952 >> Circuit / System Verification
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Circuit / System Verification

  1. Vehicle Power Mode - Run / Service Mode.
  2. Operate the component: Driver Left Front Window Switch @ S79D Front Side Door Window Control Switch-Driver - Pressed & Pulled

    Verify the component works as specified:

    • M74D Front Side Door Window Regulator Motor-Driver = Up
    • M74D Front Side Door Window Regulator Motor-Driver = Express Up
    • M74D Front Side Door Window Regulator Motor-Driver = Down
    • M74D Front Side Door Window Regulator Motor-Driver = Express Down
    • If the component does not work as specified 

      Refer to: Circuit / System Testing

    • Go to next step: If the component works as specified 
  3. A fault that is not currently present may have been caused by a intermittent condition.


  1. Ignition - On / Vehicle - In Service Mode
  2. Verify DTC B1952 49 is not set.
    • If the DTC is set 

      Replace the component: S79D Front Side Door Window Control Switch - Driver

    • Go to next step: If the DTC is not set 
  3. All OK.
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