Llopezoctt1 wrote:this all started on my way to work. my stereo kept shutting off and my battery and brake light flickered and right after i was going about 45mph and car cluster light shut off and car dies for a few seconds then turn back on while driving. after work did the same thing went to autozone they said battery alternator and starter were good. i have no clue what it might be
I don't think you should be putting your complete trust in autozone.
While you were there you probably should have purchased a battery hydrometer to test the individual cells in your battery
There may be an intermittent short in one or more battery cells?
How old is your battery?
Further electrical troubleshooting analysis can be found here
http://www.nicoclub.com/FSM/G35/Coupe/2004/ec.pdf
Good luck
Telcoman