Originally Posted by MA-335
I also own a 335i but mines the N55 motor , with the JB and Proceede can anybody report temperature problems , a dealer in melbourne told me the N55 runs too hot with an aftermarket tune.
Also I want to be able do drive the car as if it was strait from the factory. I would realy hate to have error codes and dash lights come on as a result.
....why would you tell your dealer you want to run an aftermarket tune? Of course they're gonna tell you hogwash like that cos they don't want you messing with the car.