Nismo350z

[Kenny140]

Hi guys i have a 2002 350z nismo and drivers door wont unlock or open from inside or outside or with key or fob i have to enter and exit from passenger door a real headach first how do i open door to have a look inside and second what part shud i be looking to get to fix this issue.when problem started i reach in and opened window then was able to open using inside handle but now inside handle has quit too .