Parts for your 2018 Nissan Serena-Heater hose

2018 Nissan Serena heater hose: what it does, where it sits, and when to replace it

Technical documentation for the C27-series Nissan Serena confirms the vehicle uses conventional heater hoses. The Nissan Electronic Service Manual (ESM) for C27 (Heating, Ventilation & Air Conditioning – “HA” section