Thanks for all the input. My installer is coming back this week and hopefully we can get this fixed. But its very annoying

Has anyone successfully installed a dashcam? I am trying to get a blackvue 590w to be exact but am running into problems. When my installer tried it, he told me he couldnt find an accessory wire in the car. He said he needed to buy a part to simulate an accessory wire. He got the wire and installed ...