A vehicle door opening indicator system comprises a base unit, a remote unit wirelessly communicating with the base unit, an on-board computer, and door opening sensors. The base unit is placed in a vehicle, is powered from a vehicle battery, and comprises a programmable CPU, a memory, a speaker, an input circuit, and an output circuit. The CPU communicates with the remote unit through the input circuit and with the computer through the output circuit. The remote unit, comprising a microphone and a recorder/player, preprograms the CPU with an individualized message. The door opening sensors are connected to the computer, and the preprogrammed individualized message is reproduced through the speaker upon opening the door.