As Swiss wages increased the plant, with its small numbers, became unprofitable and it was closed in the middle of 1975. The Belgian Rangers continued to be available, in an ever-shrinking lineup, until 1978 when the new Opel Rekord (E) appeared.
The closure of the Swiss-based facility occurred as wages escalated, rendering it economically unviable and forcing its shutdown in mid-1975. Meanwhile, the Belgian Rangers continued to be offered, albeit in a diminishing range, until 1978 when the Opel Rekord (E) made its debut.