May 16, 2014 · 2 people found this helpful. I have found that timing chains stretch substantially, changing valve timing and need replacement at about 100K. Tensioners and guides should also be replaced at that time. While the chain may not break for another 50k miles, the car will run much better when it is replaced. Dec 17, 2009 · In 2005, the 9-3 became Saab’s mid-range model, with the Subaru Impreza-based 9-2X taking up the entry-level slot. The 2006 9-3 lineup added a station wagon, called the SportCombi, and the whole line got a redesigned interior in 2007. Also, the 9-3 once again became Saab’s entry level model in 2007, with the elimination of the 9-2X. Edmunds' expert review of the Used 2000 Saab 9-3 provides the latest look at trim-level features and specs, performance, safety, and comfort. At Edmunds we drive every car we review, performing 0iXavNo.