Citroën XM

Citroën XM was a car produced by Citroën from 1989 to 2000. It originally launched as a 5-door hatchback in May 1989 and an estate was added in late 1991. It received a facelift in July 1994 but sales were never strong and got worse later in its life and the XM was discontinued in June 2000. 
C6.
Citroën hoped that the C6 would replace the XM after its discontinuation in 2000. However, the first C6 did not roll off the production line until 2006.