How do you Replace headlight switch on 1994 buick century?

To replace the headlight switch on a 1994 Buick Century, start by disconnecting the negative battery terminal to ensure safety. Remove the dashboard trim panel to access the switch, typically held in place with screws. Disconnect the wiring harness from the old switch and unscrew it from the dash. Install the new switch by reversing these steps, making sure to reconnect the wiring and secure the trim panel back in place.