If your power radio antenna won't go up and down anymore, the problem is either a burned-out motor or the geared cable inside the mast. Both are easy DIY fixes. First, make sure the motor works.

In a video, the California Department of Forestry and Fire Protection demonstrated exactly what could happen to a car that’s caught in the path of one of its aerial firefighters. CAL FIRE/USFS ...

The two most common antenna styles are “pillar mounts ... To hook up the new cable, you'll have to remove the car radio.