Indicates that your careless activities and indiscretion may lead to major problems and complications.
This dream may also stem from your own fears of declining health or the worry that you have contracted a disease. Alternatively, it suggests that you need to stop and pay close attention to some waking situation.
In old dream dictionaries, dreaming about an ambulance could be labeled as a dream of warning.
In more modern terms, your unconscious mind may by attempting to convey information that you have been unwilling to deal with consciously.
Examine your daily life and make an attempt to see if there is something that requires your immediate attention.
A dream of an ambulance is an omen that could be taken as a warning against carelessness and indiscretion leading to some major catastrophe in your life. In all cases it is concerning itself with your health, or the inner fear you may have of having contracted some kind of disease, and warrants a trip to the doctor to set your mind at ease.