Shane: Hi, I'm Shane with etrailer.com. Today, you're going to be taking a look at, and I'm going to walk you through the installation on Tekonsha ZCI wiring harness on our 2018 Mercedes Benz GLS 50. It's going to give us all of our proper lighting functions so we can safely tow our trailer. Both turn signals and brake lights and our running lights. We're going to have a nice dust cap. It's going to be attached. more
5/15/2019 11:42:24 AM