Either your emergency / parking brake is on or your brake fluid level in the brake master cylinder in your engine compartment is LOW
Correct the fault which is causing the light to come on and it will go out on it's own.
Well you take out the tail light assem and remove the blown bulb
It is simply 'telling you' that one or more of your head light, park light, or brake light bulbs are out. This includes the 'third' brake light so check all.
The PCM for the 89 Bronco is located on the firewall on the driver side. You can access it from inside the cab, behind the parking brake pedal.
the 1989 Honda accord lxi has a brake lamp light on the dashboard, if the brake lamp light is on, this means you have a brake/tail light out or disconnected
look on the driver side firewall by the brake pedal
I believe most brake light switches are located under the dash above the brake pedal.
Brake fluid could be low or emergency brake might be partly on. I'd check your fluid right away. This just happened to me and i found out it was my rear driver side break like had rusted out. could be the same thing for you.
Brake light switch stuck, defective, or out of adjustment.Brake light switch stuck, defective, or out of adjustment.
list of fuses for 1989 bronco 2
Check the bulbs, the fuse and the brake light switch.
Well what do you know I solved the mystery mmyself it turns out after I paid to replace wheel cylinders and hoses and bleeding the brakes the cure was an $8.00 brake switch. Once I changed the switch the flashing brake light monster went away. So to anyone else who has a flashing brake light problem with your 89 Chevy S10 Blazer if you get a code 10 that is when the brake warning light flashes 10 times the fix is a new brake switch hope this helps someone.