The Ford Expedition has been sold owing to 1997. Although the Expedition has seen many changes over the elderliness, it has retained the identical engine options by reason of lifetime one. The Expedition is equipped with either a 4.6L or 5.4L V8 engine; the procedure for removing the exhaust manifold Testament be the identical for both engines.
Instructions
1.7. Remove the eight bolts mounting the exhaust manifold. There are four bolts on top and four along the bottom.
Unhook the cynical (coal) battery cable.
3. Pull outside the two mounting bolts from the heat shield. The heat shield is a metallic shield that covers the exhaust manifold. Striving to extract the bolts with the socket wrench; adoption the time to receive bigger leverage. The intense engine heat makes these bolts bare galling to remove over eternity.
4. Lift the heat shield up and outside of the contrivance.
5. Unhook the vacuum hose attached to the exhaust manifold. The vacuum hose is connected to the EGR valve. Pull it with your hands to remove it.
6. Remove the two bolts mounting the exhaust manifold to the catalytic converter (on the outside edge of the manifold). As with the heat shield bolts, these will be difficult to pull out. Using the extension will help.
Turn off the engine in your Expedition, and let it algid for 30 to 45 minutes. The exhaust manifold gets too febrile; not letting it algid down could backwash in severe burns.2.
8. Lift the manifold (be careful; it's heavier than it looks) from the engine and remove the gasket.
