qc71

Thank you @slj2008 for the help

Hi, I like to install two antennas in my 2019 Silverado Crew Cab I'm looking at no-drill mounts was looking at the Valley Enterprises Fender Mount Antenna Bracket 3/4 Inch NMO for Chevrolet Silverado and GMC Sierra 2019-2021 but wanted to ask if anyone found a coax cable route that does not require any drilling thru the firewall? any help would be Appreciated

Hi, on the cable run through the firewall did you drill a hole? or was there gm firewall grommet you used? Thanks

thanks for the help they found the problem they disconnect wire in the bumper it's working now

I have 2019 Chevrolet Silverado I just had Ceramic Gold Package Paint Protection https://ceramicpro.com/products/ applied and I noticed popup on "Service side detection system" and my license plant lights are not working or my blind spot detection and the blinkers on the mirrors don't light up, I did clean the sensors with microfiber it did not help Onstar On-Demand Diagnostic B3883 Your vehicle license plate lamp requires service any help would be appreciated