What are you guys talking about? I'm about to roll over 240k miles and my CBS still works. I change it before it thinks I need to, between 5 and 8k most times.... but the CBS definitely works. Currently sitting at 239750 and I changed my oil right at 239k.

__________________
'10 X5 35d- 279k mi, deleted and DUDMD stage 2, daily and tow vehicle
'01 330i- Drift car: SLR Super angle, BC coils- keep it simple
'07 335i 6mt - Sold @ 171k miles- stage 2 daily commuter for 2 years