Originally Posted by sambonator
...Maybe BMW came up with a new ECU program that trigger issues when piggybacks are detected. This began to occur after he got the car back from service, so a new ECU program may have been loaded.
...Perhaps this is the 1st sign of issues with the N54 engine and increased boost mods. Dinan (and others) have said in the past that cylinders 5 and 6 lack adequate cooling capacity for big power performance mods...
No, as I stated I have had this problem since day one with Procede...