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The brake light switch is bad. It's under the dash, and is switched by the movement of the brake pedal.
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∙ 2009-04-16 07:06:08
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Why are the Mercury Grand Marquis 1989 turn signals flashing too fast. Is is the flasher unit .?
I have a 1996 Grand Marquis. If one of the brake lights goes out the signal on that side flashes faster. I would check the brake/tail lamps.
Why would your brake light be on 1989 mercury marquis?
Brake light switch stuck, defective, or out of adjustment.Brake light switch stuck, defective, or out of adjustment.
What would cause the brake light switch fuse to blow on a 2001 jeep grand Cherokee when ever the brake pedal is pushed?
A short in the brake light circuit.
Why would the engine light stay on on a 1994 grand marquis when nothing seems to be wrong?
The computer has detected a problem and there is a code available for you to read. That is the purpose of the light.
What is a good car alarm for a 1984 Lincoln grand marquis?
LOL! I would ask the question why the heck would you need an alarm on a 1984 Lincoln grand marquis?? :O
Why would the anti-lock brake system light come on and stay on after just replacing all brake rotors and pads on a 1998 Mercury Grand Marquis?
there is a awitch on the chassis rail that needs to be bled, or replaced either go to a mechanic or get a workshop manuel this switch is called hydraulic control unit (HCU)
Why would there be drub brakes on the front of a 1992 grand marquis?
There wouldn't be.
Why would a 96 Grand Marquis not shift in park?
Into Park or out of Park?
Why would the brake light stay on in a 1999 Pontiac Grand Am SE after releasing the emergency brake?
first check your brake fluid it may be low then check the switch at the emergency brake lever it may be stuck
Why would the driver brake light go out on a 2002 Jeep Grand Cherokee when you hit the brakes?
The circuit board/socket in the tail light has failed.
Is there a fuel pump fuse in a 1987 grand marquis?
I couldn't find one in the fuse layout page of the manual that came with my 1987 Grand Marquis. I would assume not.
You would like the procedure for changing engine coolant on a 2003 mercury grand marquis gs?
how to changing engine coolant on a 1993 mercury grand marquis gs.
