Why the heat won't work in 2001 ford windstar?

Answer 1

Before replacing the thermostat or any other component of the Windstar's HVAC system, be sure to check your blend door for functionality FIRST. The most common issue with heat or A/C in the late model Ford Windstar is a broken blend door. A broken blend door actuator is almost as common as a broken blend door itself. Typically, the fix requires disassembling the entire dash and replacing the whole plenum box, which can be a costly repair. demonstrating how to access components of the plenum box for repair without disassembling the entire dash.