the screws come off and you replace it
Bulb is probably defective. Replace it.
replace stop light switch
Its located on the brake pedal. Unplug the wiring harness and unbolt it and replace it.
How do you replace a break light switch on 1995 Chevy Tahoe
Your brake light is probably brake fluid low or emergency brake on. Rear brake lights are replaced by removing the lens and replacing the dual filament bulb.
replace the sensor behind brake paddle.
i assume it is the brake light that is inside the car above the parcel shelf. You will need to get a screwdriver and on the underside of the brake light there will to two holes - inside are the screws (they are there), Remove the screws and then carefully lift the plastic cover up and out of the way. Now remove the blown bulb and replace.
To replace the brake light switch on a 1995 Tahoe, first disconnect the battery and push the switch up at the ends towards the firewall. Slide the switch towards the passenger side. This will release the brake light switch from the actuator point.
Located at the upper end of the brake pedal under dash area
Your hazard/turn/cruise module in the steering column has failed. The third light still works because the third brake light switch is mechanical tied to the pedal.