17-26 Terrain Radar Detector Power Harness rear diffuser is the extra lead which

is the extra lead which is neatly tucked into the wire loom

The device simply plugs into the port below the dash in the driver's footwell area

Eyebrow LED's and bumper mounted LED's

If you manually turn your headlight switch to the parking light position

Are you tired of hitting your front splitter on the curb or do you have a tight parking space where seeing in front of you would greatly help

17-26 Terrain Radar Detector Power Harness rear diffuser is the extra lead whichThis harness is for installing your radar detector into your 2017 2026 GMC Terrain. This harness saves you from splicing and or entering pins into your car's wiring harness. This plug and play harness connects inline at the rear view mirror and allows you to connect your radar detector to either your windshield or to your rear view mirror. Brackets not included. Harness also available with a separate power and ground wire for those that may want to