Edge FWD V6-3.5L (2007)
7. Remove the 2 front pin-type retainers on the RH rear footwell duct and detach the RH rear footwell duct from the heater core and evaporator core
housing.
8. Release the 2 heater hose clamps at the heater core and disconnect the heater hoses.
9. Remove the thermostatic expansion valve (TXV) fitting nut and detach the A/C lines from the TXV.
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Discard the O-ring seals.
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To install, tighten to 8 Nm (71 lb-in).
10. CAUTION: The retaining clips on the plastic evaporator drain tube elbow will break if the elbow is removed from inside the vehicle. If
the evaporator drain tube elbow must be removed, the retaining clips must be detached from below the vehicle. If the plastic evaporator
drain tube elbow does not need to be removed, only detach the evaporator drain tube from the elbow.
Disconnect the evaporator drain tube from the elbow at the floorpan.
11. Remove the 5 heater core and evaporator core housing nuts.
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To install, tighten to 9 Nm (80 lb-in).
12. Remove the heater core and evaporator core housing.
13. To install, reverse the removal procedure.
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Install new O-ring seals lubricated in clean PAG oil.
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Lubricate the refrigerant system with the correct amount of clean PAG oil.
14. Fill the engine coolant level.
15. Evacuate, leak test and charge the refrigerant system.