99 altima,stutter problem

Question by pete.peterson posted 1 year ago in Altima

<h4>When it's first started,runs perfect.after,say 15min.if starts stuttering,and gradually loses power.if I turn it off.and restart it.perfect again.10-15 min.stutters again.cam pos. sensor?I also noticed my temp gauge,goes all the way to cold.and I lose my heat.while its stuttering.thoughts?as it's just a beater,don't wanna unload lots of cash to replace all the sensors.thank you.</h4>