NHTSA Complaint #11544725 — 2016 BMW 528I

The contact owns a 2016 BMW 528I. The contact stated that when he started the vehicle, he heard an unusual rattling sound. The vehicle was taken to the dealer to be diagnosed. The vehicle was diagnosed with a stretched timing chain guide. The contact was informed that the timing chain needed to be replaced. The vehicle remained at the dealer unrepaired. The manufacturer was made aware of the failure but provided no assistance. The failure mileage was approximately 88,000.