Where is the BCM located on a 1992 cadillac sedan deville located?

The Body Control Module (BCM) in a 1992 Cadillac Sedan DeVille is located under the driver's side of the dashboard. It's usually near the steering column, but the exact position can vary slightly depending on specific trim levels and options. You might need to remove some trim panels to access it. A service manual for your specific year and model would be the most definitive source for its exact location.