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December 14, 2021 Service bulletin

A small number of vehicles were manufactured with incorrect catalytic converters

Audi technical service bulletin Circular 26P2 for 2019 Audi A8 and 2019 Audi Q8.

Bulletin number
Circular 26P2
Component
Engine and engine cooling: exhaust system: emission control
Summary
A small number of vehicles were manufactured with incorrect catalytic converters. This issue does not have any impact on vehicle tailpipe emissions. To ensure continued emissions compliance, Audi will proactively inspect and replace the catalytic converters on affected vehicles.

Owners of these vehicles have filed 39 complaints in the engine category.

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