Subaru B9 Trifecta SUV Forum banner

heater core.

  1. Coolant

    Engine, Power, and Performance
    So I did a drain and fill, replaced the thermostat after testing it. I wasn't getting heat on the passanger side. And no heat at idle. Still happening. I just couldn't get the air out of the system. I kept burping it. The funnel just kept getting more filled until it over flowed. I...