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Due to insufficient lubrication, the vacuum pump that supplies brake power assistance may fail.
A failure of the brake vacuum pump results in a reduction in braking power that could increase the risk of a crash.
The affected models are:
BMW will notify owners, and dealers will install a locking ring in the camshaft to retain the camshaft seal disk in the proper location,
free of charge. The recall is expected to begin in November 2014. Owners may contact BMW customer service at 1-800-525-7417.
NHTSA Campaign Number: 14V-627 (14V627000)