The problem
The power brake booster may have been improperly machined causing stress and possibly cracks in the master cylinder where it is attached to the power brake booster.
The fix
Components will be inspected for improper machining and, if found, master cylinder and power brake booster will be replaced.
Contacts
Vehicle description: passenger vehicles with power brake boosters.System: brakes.Consequences of defect: the stress and cracks could cause misalignment of thepower booster and master cylinder and possible reduction in braking ability orloss of brakes. An accident could occur if reduced braking ability is notcorrected.
What to do
- Check your VIN. Enter it at nhtsa.gov/recalls - it shows whether this recall applies to your vehicle and whether the repair has been done.
- Call a dealer. Any authorized BMW dealer will do the repair free, whether or not you bought the vehicle there. Quote campaign 84V006000.
- Ask about parts and a loaner. If parts aren't available yet, ask what to do in the meantime.
- Keep your paperwork. If you paid for this repair before the recall, you may be able to get reimbursed - here's how.