Explorer 4WD V8-4.6L (2008)
11. Detach the grommet and push the vacuum lines into the passenger compartment.
12. Remove the 4 heater core and evaporator core housing nuts.
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To install, tighten to 9 Nm (80 lb-in).
13. Disconnect the ground terminal bolt.
14. Remove the heater core and evaporator core housing.
15. To install, reverse the removal procedure.
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Install new O-ring seals.
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Lubricate the refrigerant system with the correct amount of clean PAG oil.
16. Fill and the engine cooling system.
17. Evacuate, leak test and charge the refrigerant system.
