Opel Vectra Workshop and Owners Manual | Free Download Opel Vectra. The Opel Vectra was first produced in around 1988 as the Opel Cavalier, and was introduced to the market with its name Opel Vectra in 1995. Its first generation was known as the Vectra A in 1988 and then the second generation as Vectra B that was introduced in 1995. Designed by the Opel design chief at the time, Wayne Cherry. Opel Vectra Workshop Manual free download | Car Manuals Club The presented Opel Vectra repair manual begins with a theoretical section from which the user will learn such important information as the features of the external and internal design of the car, recommendations for the correct use of the car and the frequency of maintenance work that the driver can carry out independently without giving the car to HUNDRED.