Check a VIN

August 13, 2026 Service bulletin

This bulletin provides information when there is an abnormal engine knocking noise from the engine...

Audi technical service bulletin TSB_2081030_3 for 2019-2025 Audi A6, 2020-2025 Audi Q7 and 2018-2025 Audi S4 and others.

Bulletin number
TSB_2081030_3
Component
Engine
Summary
This bulletin provides information when there is an abnormal engine knocking noise from the engine compartment; V6 3.0L TFSI.

Owners of these vehicles have filed 194 complaints in the engine category.

Vehicles covered

VIN decoder

See the problems and recalls for an exact car

Buying a used Audi A6?

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.

Check its history