FORD F-150 BATTERY DEAD

My Son's Truck Won't Start Obviously Indicating A Dead Battery. The Problem I Encountered Was That The Headlights And Rear Lights Wouldn't...

Bought A Brand New Alternator Thinking This Was The Problem, I Was Wrong. What Is Happening Is My Truck Runs Awhile Then It Suck The Power...

Something Causing Battery To Go Dead, Now When I Went To Turn On The Lights It Wants To Start On Its Own Without The Keys

Last Friday I Parked My 2004 Ford F150 And Didnt Drive The Truck Again Until Sunday. When I Started The Truck The Battery Was Dead And Then...