VLOG – November 21, 2016January 15, 2017 1.9TDI EGR valve is stuck. I failed My friend got Seat Leon I with 1.9TDI engine and a volunteered to clean the EGR valve in this engine. It would be a very nice tutorial for such a popular engine, but sadly i failed. Bolts are stuck and I couldn’t remove it. This article was tagged vlog.