Lincoln Navigator Heater Not Working

My Wife's Car Recently Lost Its A/c In The Front As Well As Heating. The Back Works Perfectly Fine. I Checked Fuses And Relays All Seem...

My Vehicle Listed Above Is Not Providing Any Heat In The Car. A Couple Days Ago, I Decided To Check To See If I Can Eliminate Some Of The...

So, The Heat Works In The Middle And The Rear But Not The Front. It Blows Air Out Of The Front Defrost Floor Vents, But It's Chilled It...

The Front Heater Is Not Working But The Rear Is. I Have Already Checked The Coolant It Is Fine.

Blows Cold Air When Heater Is On. Hoses Dont Get Hot, New Thermo, New Cap, Flushed Radiator, Air Burp And Engine Never Reaches Temp. No...