E 450 V8-5.4L (2009)
Remove the lower quarter trim panel.
1. Remove the 5 screws (extended wagon), or 3 screws (regular wagon).
2. Remove the 3 pin-type retainers.
3. Lift the panel slightly and remove the trim panel from the body side.
All vehicles
9. Remove the window latches (if equipped).
1. Remove the 2 window latch screws (1 shown).
2. Remove the window latch.
10. Remove the heater core cover.
1. Remove the 6 screws.
2. Remove the heater core cover.
11. Release the clamps and disconnect the heater hoses from the heater core.
12. NOTE: Use care to prevent any residual coolant from spilling into the passenger compartment when removing the heater core.
Remove the heater core.
1. Remove the heater core case seal.
2. Remove the heater core.
