9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
Being fairly new in here, I have a question about an ECU. I need to replace mine, per my Saab mechanic. It's throwing codes everywhere and exhibiting very erratic behavior. (But only on an inconsistent basis. :D)
I see that there are "plug n play" units available, but I've also read that ECU's...