Partsam 11x 2005-2016 Ford F-250 F-350 F-450 F-550 White LED Package Interior + License Application: Map, Dome, Rear Dome, Glove Box, License Plate(11pcs in total) Color: White Won't light up: Flip it 180 degrees (reverse the polarity) Low Power Consumption and Low Temperature Long-lasting Life - 50000 working hours Partsam all started in the summer of 2013 with a simple, with bold idea: makebetter auto parts. In other words, not just a better auto parts - a better way of doing things. A new kind of auto company that works hand in hand with users to do something amazing, something meaningful.Now PARTSam has grown tremendously to become one of the leading platforms of e-Commerce in the aftermarket auto parts industry. Inventory Management/Warehouse &amp; Fulfillment  With our warehouse located in Milpitas, California, we take care of the inventory management for our products. This saves manufacturers space, time, and headache. Automated Multi-Channel Sales  We successfully advertise our products on multiple platforms and maintain top-rated healthy seller accounts, which keep customers drawn to our products. We arecontinually expanding our customer base as we add more sales channels. Professional Seller-Customers will deal directly with us in regards to issues and concerns they experience with the products. Manufacturers will not have to deal directly with the individualcustomers, but will experience the benefits of their business, which is the typical win-win cooperation. Map Light Dome Light Cargo/Trunk Lights Licence Plate Light 11x LED lights Easy to install, Plug and play. Faster response time,No incandescent delay. Low Power Consumption and Low Temperature. 2005 Ford F-250 Super Duty 2006 Ford F-250 Super Duty 2007 Ford F-250 Super Duty 2008 Ford F-250 Super Duty 2009 Ford F-250 Super Duty 2010 Ford F-250 Super Duty 2011 Ford F-250 Super Duty 2012 Ford F-250 Super Duty 13-16 Ford F-250 Super Duty 2005 Ford F-350 Super Duty 2006 Ford F-350 Super Duty 2007 Ford F-350 Super Duty 2008 Ford F-350 Super Duty 2009 Ford F-350 Super Duty 2010 Ford F-350 Super Duty 2011 Ford F-350 Super Duty 2012 Ford F-350 Super Duty 13-16 Ford F-350 Super Duty 2005 Ford F-450 Super Duty 2006 Ford F-450 Super Duty 2007 Ford F-450 Super Duty 2008 Ford F-450 Super Duty 2009 Ford F-450 Super Duty 2010 Ford F-450 Super Duty 2011 Ford F-450 Super Duty 2012 Ford F-450 Super Duty 13-16 Ford F-450 Super Duty If the LED does not light up, simply rotating it 180 degrees (reverse the polarity) Flicker: Try slightly raise the led bulb&#039;s metal pin and reinsert (improve connectivity)