16-18 Sierra Turn Signal DRL Override Harness 2015-2019 GMC Canyon radar detector harness THESE PARTS ARE ORDERED IN

THESE PARTS ARE ORDERED IN FROM GM AND ORDERS WILL SHIP WITHIN 4-5 BUSINESS DAYS FROM DAY OF ORDER

Please allow 2-3 business days before this item ships as it is built to order

Picture is of a factory LTZ with headlamps on and LED's in dimming mode

You can use the included wireless remote transmitter

this is a useful option especially for those with LS cars

16-18 Sierra Turn Signal DRL Override Harness 2015-2019 GMC Canyon radar detector harness THESE PARTS ARE ORDERED INThis harness is for the 2016 2018 GMC half ton Sierra's that have the LED headlights with the incorporated LED turn signal. Have you noticed that when you use your turn signals, during the day, that the DRL actually goes off. This harness overrides that feature and allows for the DRL to stay on when the signal is used. Harness is plug and play. For use with pictured headlight only. We now also have the ability to allow the "C" LED to stay the same