Could be from cracked or glazed brake pads or shoes. Have them safety inspected.
If they have their siren on they do not have to stop.
When ever the red lights flash at railroad crossings you should stop at least 15 feet from the nearest rail. Flashing red lights at a railroad crossing are essentially the same as a red light at an intersection. You can be cited for not stopping in either situation. When it comes to railroad crossings it is much better to be safe than sorry. When a train hits a car the casualty rate to the occupants of the car is almost 100 percent.
You can only have red lights on the rear of your car. And blue lights are illegal to use on any car on the street they are only for emergency vehicles blue lights are for police only
Stop.
A car slowing to a stop at a red light. A car speeding up when the lights go green. An aircraft taking off or landing.
red lights are critical lights. may be a door open or loose or may be something serious. what type of car is it?
White.
Tail markers and stop lights must be red. Turn signals can be red or amber.
Stop until the red lights stops flashing
There are several warning lights on the dashboard. A red light on the dashboard may mean that there is a problem. Stop the car, switch off the engine and restart again.
flashing red lights are treated as stop signes , you stop and go when safe, and yellow flashing lights just means go, but be causious because the people on the other side of the intersection have a flashing red light so there stoping for you and should be watching.
stop lights don't have gas in them; it's just the color of the cover on the light.