Quote:
Originally Posted by IDBMW
I had the SW update several months ago and now when you turn traction control off you get the symbol of a car with curvy lines behind it. I could tell it lost power after the SW upgrade. I also lost 4 mpg. I took it back in and told the dealer about it but they did this  . I never called BMW about it. |
Yup! You got the new "lag" SW update. I have seen some guys say that the dealer now have a fix for this. IDK. Some have even gotten BMW to give them a PPK1 tune for free. Its worth a shot to complain some more.
Dack