Active Noise Control

Engine Sound Enhancement (ESE)/Active Noise Control (ANC) Inoperative – 2021 Ford Explorer & Lincoln Aviator

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2021 Ford Explorer

NHTSA ID Number: 10199506 Manufacturer Communication Number: SSM 49953   Summary Some 2021 Explorer ST and Aviator vehicles may exhibit a customer concern of undesirable powertrain sounds inside the vehicle and/or less than optimal speaker sound from the vehicle. This may be due to the engine sound enhancement (ESE) on Explorer ST vehicles and the active noise … Read more

Update Prior to Sale 21U04 Enable Engine Sound Enhancement and Active Noise Control – 2021 Ford Explorer & Lincoln Aviator

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2021 Ford Explorer

NHTSA ID Number: 10199483 Manufacturer Communication Number: 21U04   Summary In some of the effected vehicles the active noise cancelation (ANC) and electronic sound enhancement (ESE) features were not activated in the audio control module (ACM). This can cause undesirable powertrain sounds inside the vehicle, and less than optimal speaker sound from ST products, resulting in customer … Read more