HEADLIGHT SWITCH ESTIMATE Questions

What Would Cause The Gps Screen To Be Not Working All The Time. From Time To Time It Comes On So I Know It Is Not The Actual Screen Itself...

I Purchased This Car A Few Months Ago Due To Fuel Prices And It Runs Wonderfully Except That When I Get In It And Turn The Lights On- Only...

How Do It Cost To Repair A Head Light Switch