you can't , have to replace the whole light assembly.
call the gm dealer.
Dynamite?
3rd brake light or rear brake lights?
How do i change the 3rd brake light on a mercedes vito van.It is the brake light above the back door?
To replace the 3rd brake light on a Cadillac CTS, first, open the trunk and locate the access panel or the area where the brake light is installed. Remove any screws or clips securing the light assembly and gently pull it out. Disconnect the wiring harness from the old light, replace it with the new one, and reassemble the light assembly by securing it back in place. Finally, test the brake light to ensure it is functioning properly.
Should be able to get to it from the trunk.
more then one light bulb in it open and replace the burn ones.
To replace the 3rd brake light on a Snugtop camper shell, first, remove any screws or fasteners securing the light cover. Disconnect the wiring harness connected to the old brake light and carefully pull it out. Install the new brake light by connecting the wiring harness and securing it in place with the screws or fasteners. Finally, test the light to ensure it functions properly before reassembling any covers.
I have an 87 Aero Coupe and my 3rd brake light bulb is in my truck. I think yours would be the same too.
To replace the third brake light on a 2007 Toyota Avalon, first, open the trunk and locate the plastic cover that conceals the brake light assembly. Remove the cover by unscrewing or unclipping it, then disconnect the electrical connector from the old light assembly. Next, remove the old brake light by unscrewing or pulling it out, and install the new light by reversing the process. Finally, reconnect the electrical connector and replace the plastic cover.
To replace the third brake light on a 2004 Mercedes E-Class, first, open the trunk and remove the trim panel covering the brake light assembly. Disconnect the electrical connector and remove the screws securing the brake light. Replace the old light with the new one, reattach the screws, and reconnect the electrical connector before replacing the trim panel. Test the light to ensure it functions properly.
take panels on the inside of the trunk off and they should be right behind the taillights 3rd brake light is on the bottom of the back dash
its an LED light, the whole unit has to be replaced. The spoiler needs to come off.