2nd Gen Chevrolet Colorado Forum / 2015 GMC Canyon
I have a 2021 Colorado Z71 crew cab and have noticed a slight whistle on the driver side door/windshield area. Starts around 30-35 MPH and can be heard all the way up to highway speeds. Been there since day 1. I've tried taping off the weather stripping, mirror, windshield, door joints, firewall...