Navigator 2WD V8-5.4L (2007)
7. Working through the RH fender well opening, remove the RH catalytic converter heat shield front bolt.
Expedition or Navigator only
8. NOTE: Both A/C fittings must be disconnected even if only one line is to be removed.
Disconnect the auxiliary evaporator outlet and inlet line rear fittings.
-
Discard the O-ring seals.
Expedition EL or Navigator L only
9. Remove the RH rear wheel and tire assembly.
10. Remove the auxiliary evaporator outlet and inlet line rear fitting nut and disconnect the fitting.
-
Discard the gasket seals.
All vehicles
11. Remove the muffler.
12. Remove the 3 spare tire carrier splash shield bolts and the spare tire carrier splash shield.
13. Remove the 3 muffler heat shield bolts and the heat shield.
14. Remove the 2 exhaust hanger bolts and the exhaust hanger.
15. Remove the RH catalyst monitoring sensor.
16. Remove the 3 remaining RH catalytic converter heat shield bolts and the heat shield.
17. Remove the 3 remaining auxiliary line bracket nuts and the auxiliary line brackets.
18. NOTE: If installing only one auxiliary evaporator line, cut only the desired line.
Assemble and lay out the replacement line(s) in the same position as the existing line(s) and, using a suitable tool, cut the auxiliary evaporator
line(s) in the same position as the fittings on the new line(s).
