Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › 2005 Honda Element – mystery air in engine cooling system › Reply To: 2005 Honda Element – mystery air in engine cooling system February 12, 2020 at 12:41 pm #897242 Richard KirshyParticipant If the system is that difficult to bleed. Might try a vacuum fill. https://www.amazon.com/FJC-43610-Radiator-Coolant-Vacuum/dp/B00804HWOU