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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 36 (Fixed And MOVEABLE Window System) >> Diagnostic Information and Procedures >> DTC B3205, B3210, B3215, or B3220: Window Motor >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2015 Chevrolet Trax and 2015 Buick Encore. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify the driver, passenger, left rear and right rear window functions while commanding the Driver Window Motor, Passenger Window Motor, Left Rear Window Motor and Right Rear Window Motor Up and Down with a scan tool.
    • If the Up and Down does not work 

      Replace the appropriate M74 Window Motor .

    • If the Up and Down works 
  3. Verify the driver, passenger, left rear and right rear window performs the Express Up and Express Down functions with the S79D Window Switch-Driver.
    • If the window performs the Express Up and Express Down functions 
  4. Ignition OFF and all vehicle systems OFF. It may take up to 2 minutes for all vehicle systems to power down.
  5. Ignition ON
  6. Verify the driver, passenger, left rear and right rear window performs the Express Up and Express Down functions with the S79D Window Switch-Driver.
    • If a window does not Express Up and Express Down 

      Replace the M74 Window Motor

    • If all windows perform the Express Up and Express Down functions 
  7. All OK.
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