There is plugs on the end of the speaker wires. "The wires coming from the subwoofer box. There should be to wires coming from the sub enclosure". These wires should have a plastic plug on the end that plugs in to the amplifier.
The subwoofer amplifier if not tampered with will be to the left but right next to the subwoofer behind the panel
the replacement is an 8" subwoofer
Where is the amplifiers in a 03 Lincoln navigator
The 2009 Lincoln Navigator is 6 ft. 6.8 in. (78.8 in.)1 subwoofer(s) wide.
The 2007 Lincoln Navigator is 6 ft. 6.8 in. (78.8 in.)1 subwoofer(s) wide.
The 2011 Lincoln Navigator is 6 ft. 6.8 in. (78.8 in.)1 subwoofer(s) wide.
The 2014 Lincoln Navigator is 6 ft. 6.8 in. (78.8 in.)1 subwoofer(s) wide.
The 2013 Lincoln Navigator is 6 ft. 6.8 in. (78.8 in.)1 subwoofer(s) wide.
The 2012 Lincoln Navigator is 6 ft. 6.8 in. (78.8 in.)1 subwoofer(s) wide.
The 2010 Lincoln Navigator is 6 ft. 6.8 in. (78.8 in.)1 subwoofer(s) wide.
The amp is right next to the subwoofer. They are both located behind the rear driver side panel.
In a 2005 Lincoln Navigator, the factory amplifier is typically located behind the rear passenger side trim panel in the cargo area. To access it, you'll need to remove the trim panel, which may involve taking out screws or clips. The amplifier is usually mounted to the body of the vehicle and may be covered by a plastic shield for protection.