BMW M5 Forum and M6 Forums banner

smg 3

  1. E60 M5 and E61 M5 Touring Discussion
    Bought my M5 a couple months ago and drove it alttle bit and the transmission felt fine. but i took it over to my buddies to test it on ISTA and it showed a pressure leak and said i had a bad accumulator. I have a new accumulator that im hopefully installing later this week but we decided to...
  2. E60 M5 and E61 M5 Touring Discussion
    me and my friend ran the SMG pressure test because the car was shifting slow and found out we had a bad accumulator, So i got a new one to install but when we go through the steps to depressurize the accumulator through ISTA it gets stuck at 1 bar left and we cannot continue until its fully...