Thread: Cobb accessport
View Single Post
      01-26-2013, 08:41 PM   #5
CombatNinja
Banned
CombatNinja's Avatar
19
Rep
1,587
Posts

Drives: e91 328i, e90 328i, e90 335i
Join Date: Feb 2011
Location: United States

iTrader: (0)

Dealers know when your car has been tuned. It stores shadow codes that log every time the ECU is flashed so it isn't hard for them to figure out that you are removing a tune every time you take it in. That said, most dealers don't care and just want the warranty work.