NHTSA complaint #11695256

Owner complaint summary

The contact owns a 2025 Buick Enclave. The contact stated that while attempting to switch lanes, the blind spot indicator on the passenger’s side mirror failed to illuminate to signal a nearby vehicle or object. The failure occurred intermittently. The vehicle was taken to the dealer four times; however, the dealer was unable to determine the cause of the failure. The mirror was replaced; however, the failure persisted. The manufacturer was informed of the failure and informed the contact that the mirror was designed for the sensor to activate within a certain proximity, and if the vehicle or object was not within that range, the driver would not receive a signal. The contact was referred to the dealer, who confirmed that the indicator was working intermittently. The failure mileage was unknown.