Dorman Help! 76840 Antenna

today we're going to show you how to troubleshoot and replace the antenna on a Chevrolet Silverado GMC Sierra and other models as well the most common problem we see with the stereo is a cor FM and no AM we're going to start with opening the hood and reaching back underneath the antenna mast looking for the cable this is the most common problem we see with this vehicle and we've located the cable and this cable is not attached to the mass so this is a bad antenna we're going to open the glove box and push the sides of the glove box in this will allow it to swing all the way down towards the floor and give us access to the wire bundle inside the opening here towards the right there here in this bundle you can locate the antenna and disconnect it this will release with a little bit of pull pressure okay you've gotten to the point where you remove this from this antenna connection from in