The electric coolant pump in the 2001 Dodge Durango is designed to help heater coolant flow during warm up conditions and low engine speed conditions (idle). The pump operates as a booster pump to expedite cabin warm up and prevent cabin temperature fluctuation.. It is located on the passenger's side of the under hood area next to the frame rail. The pump is manufactered by bosch.
The 2001 Dodge Durango is a gas-powered vehicle.
you must have low coolant or a bad heater core
Both.
32.75 quarts ( includes the heater and 5 quarts in the coolant reservoir )
Did you ever have a coolant leak?
Maybe the heater core is leaking.
coolant level could be low not letting it circulate through the heater core, causing it to blow cold. Also, if the coolant level is low it will in turn overheat.
Yes, A bad thermostat can keep the hot coolant from reaching the heater core... also, low coolant levels or a clogged heater core can make your heat stop working.
Low coolant in the system. Defective heater control valve. Clogged heater core.
Low coolant? Bad thermostat? Heater core plugged, restricted or airbound? Bad heater control? Water pump not circulating coolant?
15.0 liters ( 15.9 quarts ) according to the 2001 Ford Windstar Owner Guide - cooling system capacity with rear heater
Low coolant? Thermostat not closing allowing engine temperature to rise? Plugged heater core? Air bound heater core? Water pump not circulating coolant?