16-19 Sierra HD Fog Light Harness Foglight Function:Stay On with Highbeams (250220) Switch connection: Middle terminal connects

Switch connection:  Middle terminal connects to the red wire

TBI spacers

This harness is for installing your radar detector into your 2015-2023 Dodge Challenger  This harness saves you from splicing and/or entering pins into your cars wiring harness

Light Blue = RF -

We cannot guarantee function if being used with aftermarket components

16-19 Sierra HD Fog Light Harness Foglight Function:Stay On with Highbeams (250220) Switch connection: Middle terminal connectsThis is only for OEM fog lights not aftermarket fog lights. Looking to add fog lights to your 2016 2019 GMC Sierra HD. Gen5DIY now has the needed harness to do just that. This is the harness only and is intended for those that have already purchased the fog lights on their own. This harness will allow the fog lights to automatically come on at night when both the parking lights and headlights are on. The fog lights will remain on when the high beams