Originally Posted by TMack
I just did this in my garage - will drive it in the morning and report results. I did this on my old G35 by just disconnecting the battery overnight. It worked wonders! -TMc
Did it and it makes an obvious difference. I just acquired my 330i last week and it must have been driven by an old lady to and from church. After this simple procedure, I feel like I just significantly upgraded torque. Amazing!