Just because the socket is good doesnt mean it has a good positive or ground. This would be the first place to start with a test light, or a OHM Meter. The socket may have erroded contacts down in the bottom preventing the current from getting thru.
VERY CAREFULLY
checked fuses, or checked for voltage to interior light socket?
Why is my security light on and will not let my key come out of the ignition. 1999 buick regal
?need to replace the cable to a 1979 buick regal, the emergency release mechanism wire broke. Don't know how to release the brake?
On my 1990 Buick Regal, I need an 18mm wrench , a 10mm wrench, screwdriver, jack, and a can of brake cleaner
Check your Brake fluid. If the fluid is low then will make the Brake light go on. anothe thing is you might be needing new brakes soon..
how do you change the rear license plate light on a 1999 Buick Regal
There is a problem with the Anti-Lock brake system. Seek professional help.
Should be a screw on either side - remove and cover should lift off
with a 9/16 socket and ratchet
The check engine light on a Buick Regal can be reset with a special diagnostic scanner. This can be performed at a car dealership or service garage.
Most likely it is either the brake light switch, under the dashboard, connected to the brake pedal or the turn signal switch inside the steering column.