Where is the flash signal for a 1989 Pontiac Bonneville?

In a 1989 Pontiac Bonneville, the flash signal, which activates the turn signals and hazard lights, is typically found in the steering column. It is controlled by a turn signal switch that is mounted on the column. If you're looking to troubleshoot or replace it, you may need to access the steering column assembly to reach the switch and associated wiring. Always ensure the vehicle is turned off and properly secured before working on electrical components.