• The glow plug is used to heat the air in the cylinder.
• The glow plug utilizes a system of sending voltage through a resistance coil to create heat.
NOTE: The 6.4L glow plug is very similar to the glow plug used on the 6.0L Power Stroke® Diesel, but they are
different. The glow plugs must not be interchanged!
NOTE: The 6.4L glow plug uses a green isolator.
