2007 Wrangler JK Factory Service Manual Not in the contents tree

2.8L DIESEL ENGINE



NOTE: The thermostat is not serviced separately. The thermostat and housing must be replaced as an assembly.


1. Disconnect negative battery cable.
2. Remove engine cover (Refer to 9 - ENGINE COVER - REMOVAL) .
3. Partially drain cooling system (Refer to 7 - COOLING - STANDARD PROCEDURE).
4. Disconnect upper radiator hose and bypass hoses at thermostat housing (2) .
5. Remove thermostat housing retaining bolts, support bracket (2.8L) and housing from cylinder head, discard gasket..