April 30, 2026 Service bulletin

This bulletin provides information when there is a high-pitched noise in the interior and form headlights.

Audi technical service bulletin TSB_2081878_1 for 2026 Audi A6, 2025-2026 Audi Q5 and 2025-2026 Audi A5 and others.

Bulletin number: TSB_2081878_1
Component: Electrical system
Summary: This bulletin provides information when there is a high-pitched noise in the interior and form headlights.

Owners of these vehicles have filed 70 complaints in the electrical category.

Vehicles covered

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