Too much hot air on windsheild makes driver uncomfortably hot regardless of control position. What could cause the excessive air flow across windshield
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1999 Chrysler Town & Country Question: Too much hot air on windshield at ALL times when heater is on.
Answer #1Bret Bodas from RepairPal Test Shop, April 23, 2009, 13:59Master
If you cannot prevent the airflow from blowing on the windshield (defrost setting) by changing the settings then there is likely a fault with the A/C and heater control system. You'll have to have it checked out to know where the fault lies.