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Service bulletins for the 2009 Audi A6

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

710 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
A0122162033001262022-03-04. Service bulletin. ENGINE. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A9122752024323_92022-03-04. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning.
A4622262022584112022-02-04. Service bulletin. SERVICE BRAKES. This informational bulletin provides diagnostic information for brake conditions.
A1922282025303132022-02-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
A1922272025303122022-02-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
A6922772025730_22022-02-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; SEAT BELTS. This bulletin provides direction in order to address a customer complaint that the front seat belt(s) retract slowly.
TRMDOTPA_Audi2022-02-04. Service bulletin. AIR BAGS. In conjunction with the Pennsylvania Department of Transportation, Audi is sending Takata airbag recall reminder notices to approximately 4,943 Audi owners in the state of Pennsylvania on January 24, 2022.
TRMDPSSC_Audi2022-02-04. Service bulletin. AIR BAGS. In conjunction with the South Carolina Department of Public Safety, Audi is sending Takata airbag recall reminder notices to approximately 1,290 Audi owners in the state of South Carolina on January 24, 2022.
A4021312024318_12022-01-05. Service bulletin. WHEELS. This technical service bulletin provides instructions for correcting a clicking sound from the wheel bearing(s).
A0021552011732122022-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates.
Audi Newsletter2021-12-13. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES. Wind noise from Exterior Mirror.
Audi Newsletter2021-12-13. Service bulletin. EQUIPMENT. Several weeks ago, the ODIS Quick Reference Guide was sent to all dealer technicians (non-corporate
9113142013790 82021-12-13. Service bulletin. EQUIPMENT:ELECTRICAL. The navigation DVD or other CD/DVD cannot be ejected.
4413442022563 82021-12-13. Service bulletin. SUSPENSION; TIRES; WHEELS; STEERING. Customer feels vibration in the seat, vehicle floor, footwell, pedals, or steering wheel.
1913462033491 52021-12-13. Service bulletin. ENGINE AND ENGINE COOLING. Customer may report coolant leaking from the engine area.
1713462030197 122021-12-13. Service bulletin. ENGINE AND ENGINE COOLING. Upon customer complaint of excessive engine oil consumption.
DC 202109282021-10-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Dealer Communication - Vehicle Sales Reporting, Reinstatement, and Audit Policy Update - Effective September 30, 2021
A0121112033001252021-10-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A9121342018187_12021-10-05. Service bulletin. EQUIPMENT. This bulletin contains inspection guidelines for radio interference that causes noises in the speaker.
A0121102028842_32021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin gives instructions for identifying chip tuning.
TRMDMVID_Audi2021-09-03. Service bulletin. AIR BAGS. In conjunction with the Idaho DMV, Audi will be sending Takata airbag recall reminder notices to approximately 688 Audi owners in the State of Idaho on August 30, 2021.
A0021482021205_62021-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This informational bulletin explains how to order replacement VIN plates, Safety Certification Labels, etc.
TRMDMVNY_Audi2021-07-02. Service bulletin. AIR BAGS. In conjunction with the New York DMV, Audi will be sending Takata airbag recall reminder notices to approximately 6,957 Audi owners in the State of New York on June 21, 2021.
TRMTXDMV_Audi2021-06-03. Service bulletin. AIR BAGS. In conjunction with the Texas DMV, Audi will be sending Takata airbag recall reminder notices to approximately 7,185 Audi owners in the State of Texas on May 17, 2021.
A9121042024323_82021-06-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.