this happends to Z owners all the time, just get the window motor and regulator fixed and it will be good as new, and it covered with the warranty, good luck man.

 

same thing is happening to my passenger side. I went past the dealer they banged on my door and it rolled back up.

I need to set an appointment now

 

I bougthn my 350z 2004 used and dint come with the manual guide, now i have a problem , when i start my car the windows going down all the way and i cannot close it,the only way to close it its i have to shut down my car and with the key on the driver side door **** i need to turn it around, its there any way i can drive my car with the windows close?

 

yup, take it to a dealer