I have 977 nissan maxima and first my battery liight and my break light waning lightts turned on on the dash it has bbeen pike that for weeks noow bt now my heater wont work

What is your question?

I have had no heat for days now also my alternater belt sqeals an awful lot when stoping and accleration

What makes this problem better or worse?

When i turn the heater on the sqeal gets worse when i turn the heater off it stops same with the head lights

How long has your 1997 Nissan Maxima had this problem?

A while now