BMW TSB #720111

2011 BMW 335

You can still get the detailed info from BMW for this TSB. Call your local BMW dealer's service department & ask for a copy of TSB# 720111.

Summary: "Safety Belt Extender ""Handover"" Fails to Deliver the Belt to the Customer. The customer states that the seat belt extender ""handover"" on the front driver's or passenger side failed to deliver the belt. One or more of the following situations may apply: * The safety belt extender extends but the belt slips off. * The ""hand"" on the extender fails. * The safety belt is twisted. * The extender will not operate and makes noise while extending. S One or more of the following causes may apply: 1. The safety belt is incorrectly positioned. 2. The ""hand"" on the extender has mechanically failed. 3. The safety belt slips off the ""hand"" due to excessive resistance from the seat belt reel, not allowing the belt to extend properly. The seat belt is twisted. 4. The safety belt slips off the ""hand"" due to the belt material being excessively worn. 5. The safety belt extender fails to extend or retract intermittently due to FRM (Footwell Module) software. 6. The safety belt extender is noisy or inoperative, due to a communication problem or incorrect power or ground."