Transport CanadaHigh Risk
At a glance
What can fail
A software error can damage the vacuum pump during engine start, causing loss of brake assist. This increases pedal effort and stopping distance.
What the fix does
BMW will mail you instructions to visit a dealer, who will update your engine management software.
3,506 vehicles affected
Transport Canada #2021479 — full official notice →Summarized — see the official notice for exact wording, dates, and contacts.