1. Open the trunk of your Cadillac Fleetwood Brougham.
2. Locate the power antenna motor. It is usually located on the driver's side of the trunk, mounted to the trunk lid.
3. Disconnect the power connector from the antenna motor.
Method 2: Remove the Antenna Mast.
1. Open the trunk of your Cadillac Fleetwood Brougham.
2. Locate the power antenna mast. It is the metal rod that extends from the antenna motor.
3. Grasp the antenna mast firmly and pull it out of the antenna motor.
4. Once the antenna mast is removed, the power antenna will no longer be able to operate.
Note: If you are unable to disconnect power from the antenna motor or remove the antenna mast, you may need to take your Cadillac Fleetwood Brougham to a mechanic for further assistance.