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Service bulletins for the 2013 Audi A8

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.

1506 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
A4422922022563212022-06-07. Service bulletin. STEERING. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
37 13 07 20336582022-05-31. Service bulletin. POWER TRAIN. Vehicle lacks power or will not move after stop due to simultaneous depressing of the brake and accelerator pedals
37 13 06 20285612022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Gearbox warning light on.
37 13 04 20285612022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Gearbox warning light on
37 13 02 20290272022-05-31. Service bulletin. LANE DEPARTURE. Transmission warning message in cluster.
37 13 01 20289852022-05-31. Service bulletin. POWER TRAIN. Transmission warning message in cluster
37 12 73 20317752022-05-31. Service bulletin. LANE DEPARTURE. Transmission warning message in cluster
37 12 72 20289852022-05-31. Service bulletin. POWER TRAIN. Transmission warning message in cluster
27 14 24 20253602022-05-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Low battery charge: Diagnosis tips and TAC instructions
27 14 23 20363922022-05-31. Service bulletin. STRUCTURE; EQUIPMENT. Vibrations felt at 1000 rpm and 3000 rpm
27 14 22 20363922022-05-31. Service bulletin. ENGINE AND ENGINE COOLING. Vibrations felt at 1000 rpm and 3000 rpm
27 14 21 20363922022-05-31. Service bulletin. STRUCTURE; EQUIPMENT ADAPTIVE/MOBILITY. Vibrations felt at 1000 rpm and 3000 rpm
27 13 19 20290102022-05-31. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Low battery charge: excess current draw location
26 14 21 20360702022-05-31. Service bulletin. STRUCTURE; EQUIPMENT. While these types of noises could be attributed to a number of components in the vehicle, misaligned front exhaust hangers may be a contributing factor. Various noises, such as humming, vibration, and/or rattling are heard coming from under the vehicle or from near the center console area.
A9022582059335_32022-05-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains information on noises from the instrument cluster installation area.
A8722252010146172022-05-05. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This bulletin contains instructions for properly cleaning and removing a musty odor from the heating and ventilation system.
A9022572032113_62022-05-05. Service bulletin. EQUIPMENT:ELECTRICAL. This is an informational bulletin containing information about the outside temperature reading.
A4622302034181202022-05-05. Service bulletin. SERVICE BRAKES. This technical service bulletin provides troubleshooting for brake noise.
37 14 48 20300072022-05-02. Service bulletin. EXTERIOR LIGHTING. TAC must be contacted before any repairs are attempted. Specific information about the concern must be gathered (as described in the Service portion of this bulletin) before TAC is contacted. Customer may report harsh shift concerns, but the customer is unable to determine the shift point because there is no gear indicator in the cluster. The concern can be reproduced.
37 14 47 20290272022-05-02. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Customer may report transmission warning light is illuminated. In some cases, the vehicle will not move after being started and placed into gear. After key cycle, the vehicle drives without restriction. The DTCs are stored due to an issue with the transmission control module software.
37 14 42 20290272022-05-02. Service bulletin. ELECTRICAL SYSTEM:IGNITION; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. Customer may report transmission warning light is illuminated. In some cases, the vehicle will not move after being started and placed into gear. After key cycle, the vehicle drives without restriction.
37 14 37 20371372022-05-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); ELECTRICAL SYSTEM. Incorrect software calibration in the engine control module (ECM), J623, and transmission control module (TCM), J217. Customer may report feeling a slight hesitation or delay at 5-9 mph after accelerating from a stop.
37 14 36 20371512022-05-02. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). The self-coding function of the TCM may not complete during a software update. Incorrect coding in control module after software update (DTC P1749 stored in TCM)
37 14 34 20289852022-05-02. Service bulletin. ELECTRICAL SYSTEM:IGNITION; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; UNKNOWN OR OTHER; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Transmission warning may appear in instrument cluster. After ignition cycle, the warning message is no longer present. The fault occurs with ATF temperature below 60o C. Check for this temperature range in the extended environmental conditions of the diagnosis protocol. This TSB only applies if the ATF level is correct and there are no leaks.
37 14 33 20293052022-05-02. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Further transmission control module (TCM), J217 (address word 02), software calibration to improve shift concerns.

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