Fuel Filter Vacuum Sensor Switch Plug for 2011-2016 Chevy GMC Duramax 6.6 LML, replaces part numbers: 213-4763 12641590
The LML engine is equipped with a vacuum sensor to notify the driver when the fuel filter is dirty or clogged. When a lift pump is installed this switch can leak fuel. This plug will install in the sensors spot to remove the switch from the fuel system to stop the leak.
*Note: Removing the sensor may result in a check engine light depending on the tune. The sensor will need to remain plugged in or jump the pins if the CEL comes on.
Fits: 2011-2016 Chevy/GMC 6.6l Duramax LML Engines
