When should timing chain be replaced on nissan 350z

4 different O2 sensors in a 350Z,has it got stock exhaust or modified?

Most likely bad timing chain, guide or tensioner SALE Maxima Altima 350Z Murano Timing Chain Kit 3 5L V6 VQ35DE with...

Here's a link your timing belt replacement guide.

you have to remove most of the dash then remove cluster from dash they attach threough rear of board

Drain all the fluids replace them with new fluids then replace the cars computer that should get it running.

Because the reason it slipped is it has stretched out beyond service limit.Setting it back would only allow it to slip again.

after i replaced the battery in my 2003 350z, it would stall immediatly after i cranked it on unless i gave it a little gas. I fixed this by cleaning the MAF and throtle body valve. Total supply costs were $15 and took about 20 minutes. My Z is not only fixed but runs smoother and cleaner.

chances are you have a bad ground termina.l if its not a good conection you have no power .

It needs to be changed before 160,000 miles.

It sounds like an low charging system voltage issue, the Bose draws allot of juice, have the charging system tested and the battery, Kragen and many other chain parts stores do this for nothing.