One problem related to gas recirculation valve (egr valve) has been reported for the 2004 Nissan 350Z. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2004 Nissan 350Z based on all problems reported for the 2004 350Z.
I live in alaska and Nissan 350z does not start and/or want to start in any weather under 10 degrees. The car door will not close, and gas cap does not want to open. The car has been prepared for winter.