Where is heating valve in Nissan Quest?

In a Nissan Quest, the heating valve is typically located near the engine compartment, connected to the heater core. It's often found along the engine's coolant hoses, which lead to the heater core inside the vehicle. To access it, you may need to lift the hood and look near the firewall where the hoses enter the cabin. Always refer to the vehicle's service manual for specific details related to your model year.