How do you disconnect antenna power on a 1990 cutlass ciera?

To disconnect the antenna power on a 1990 Cutlass Ciera, first, locate the antenna assembly, which is usually found at the rear of the vehicle. Remove any trim panels if necessary to access the wiring. Then, disconnect the power wire from the antenna motor, typically a small connector or plug, ensuring the ignition is off before handling. Finally, if you need to remove the antenna, unscrew it from its base and pull it out gently.