How do I access the brake light on my Sable wagon. I need to change the bulb?

Do I take a screwdriver and take off the panel on the rear tailgate?How do I access the brake light on my Sable wagon. I need to change the bulb?YesHow do I access the brake light on my Sable wagon. I need to change the bulb?Unscrew the cover on the light that isn't working.Its located on the rear bumper, the blub that needs to be replaced should be right there.