Here's how you can find it:
1. Look behind the fuse box: The flasher is often mounted directly behind the fuse box, which is typically located on the driver's side of the dash.
2. Check the area near the steering column: It might also be located near the steering column, on the lower part of the dashboard.
3. Consult your owner's manual: The manual will provide specific information about the location of the flasher in your particular vehicle.
Important notes:
* The flasher may be different depending on the specific trim level and options. The location might also vary slightly depending on the year of your Impala.
* The flasher is typically a small, cylindrical device with two wires attached.
* If you can't find it, you might need to consult a repair manual or a mechanic.
Once you find the flasher, you can replace it if it's malfunctioning. It's a relatively simple procedure, and you can find instructions online or in a repair manual.