Vehicular network system, management method of vehicular software and vehicle

The disclosure provides a vehicular network system, a management method of vehicular software and a vehicle and is intended to solve the problem of the related part that remote update of software of vehicular electronic units experiences high failure rate. The vehicular network system comprises: software management module (10), telematics communication module (20) connected with the software management module (10), at least one bus (31) connected with the software management module (10), and an electronic unit connected with the buses (31), with the electronic unit including vehicular multimedia electronic unit (311), wherein the software management module (10) is connected with the vehicular multimedia electronic unit (311) through a first transmission wire (110) and is used for downloading a software update package of the electronic unit from a content provider through the telematics communication module (20) and for storing the software update package, and software updating is performed on the vehicular mu