Just changed one yesterday, It's located on the back of the engine next to the oil filter...
On a 1998 Lincoln Navigator : The thread on cap on the engine coolant reservoir is the pressure cap / radiator cap
On a 2001 Lincoln Navigator : The thread on cap on the engine coolant reservoir is the pressure cap / radiator cap
The 2009 Lincoln Navigator has a V8 engine.
The 2012 Lincoln Navigator has a V8 engine.
The 2008 Lincoln Navigator has a V8 engine.
The 2014 Lincoln Navigator has a V8 engine.
The 2002 Lincoln Navigator has a V8 engine.
The 2007 Lincoln Navigator has a V8 engine.
The 2013 Lincoln Navigator has a V8 engine.
The 2004 Lincoln Navigator has a V8 engine.
The 2006 Lincoln Navigator has a V8 engine.
The 2005 Lincoln Navigator has a V8 engine.