To dream that you are being hit by the vehicle, means that you are having a huge changes in your waking life that causes lots of stress for you. Sometimes people who experienced the car accident in the past, have these kind of dreams as well.
Dream dictionary: Hit, being (by vehicle) dream meanings
…Dreaming of driving a vehicle, such as a car, and hitting something with it, indicates uncontrolled aggression which can be very dangerous. Its the constant obsession with something that always leads to unnecessary problems. Dreaming of crashing into something and almost hitting someone or almost being hit by another vehicle indicates that due to the dreamers misconduct, the dreamers activities are getting complicated and failing. Dreaming of being injured due to a crash or by being run over, indicates that soon the dreamer will face multiple failures and problems if the dreamer doesnt correct his or her behavior. Dreaming of being saved from the crash or from being run over by ones own merits indicates that through the dreamers skills and behavior any affairs that the dreamer might have will have a good outcome. Dreaming of witnessing a car crash and even worse being part of the car crash,…
…who is a hypocrite. If a worker sees a leaning post in his dream, it means that his employer will lean toward kindness and appreciation of his workers. Columns in a dream also represent important and strong men who are capable of managing their responsibilities. Owning a column or becoming a column in a dream, and if one qualifies, it means that he will become a leader of his community, a pillar in his own field, or a beacon of knowledge and a pillar of wisdom who is sought by knowledge seeking people. If one becomes a pillar in a dream, it also could mean his death, or it could mean crying. A pillar in a dream also represents a father, a son, money, capital, a partner, a vehicle, one’s wife or a leader. A marble column in a dream represents a great wealth, a great man, or a great…