Most tailight bulbs and tail light assemblys are accessible inside the trunk many are hidden behind carpet and or a plastic or fiber panels. , EzForJesus
Its located on the brake pedal. Unplug the wiring harness and unbolt it and replace it.
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.
How do you replace a break light switch on 1995 Chevy Tahoe
replace the sensor behind brake paddle.
the screws come off and you replace it
Located at the upper end of the brake pedal under dash area
Bulb is probably defective. Replace it.
Remove the tail light from the outside. Pulls out. Replace bulb. There is no access from the inside of the trunk.
Have you checked the rear bulbs to see if they are out? If not then it is probably not what that means.
To replace the brake light switch on a 1995 GMC Sierra 1500, the steering wheel will have to be dismantled until the brake light switch is reached. The switch is changed by unplugging it and plugging in a new one. There are screws holding the switch in place.
check your brake light ...then replace the stop/horn fuse
you have to take the brake light out of the housing and then twist the amber bulb out