Where is the blend door on 2000 Jeep Cherokee sport?

The blend door in a 2000 Jeep Cherokee Sport is located within the HVAC (heating, ventilation, and air conditioning) housing, typically behind the dashboard on the passenger side. Accessing it usually requires removing the dashboard or the center console, as it is positioned near the heater core and evaporator. The blend door controls the mix of hot and cold air to regulate the cabin temperature. If you're experiencing issues with temperature control, it may be due to a malfunctioning blend door or actuator.