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Service bulletins for the 2023 Audi A4

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.

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

By type

By component

By trouble code

Bulletins, newest first
TSB_2076404_52025-10-03. Service bulletin. UNKNOWN OR OTHER. This bulletin provides a deployment overview for customer service packages MLB and MQB for MIB3/connectivity box/OCU3/LSR.
TSB_2075688_32025-10-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informaiton when the display on the temparature control diffeers from the set temparature, or the display is black.
TSB_2075199_22025-10-03. Service bulletin. STEERING. This bulletin provides information when there is a prompt to take over steering; hands off detection.
TSB_2071264_22025-10-03. Service bulletin. ELECTRICAL SYSTEM. This bulleitn provides information whent here are complaints about route guidance with Navigation.
TSB_2066297_52025-10-03. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information related to the VIN-4-PIN Program.
TSB_2065978_52025-10-03. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when the steering wheel does not heat up sufficiently.
TSB_2064983_122025-10-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is a pixel error (color ful line) in the Audi virtual cockpit.
TSB_2064077_82025-10-03. Service bulletin. STRUCTURE:BODY. This bulletin provides information when the air conditioning cooling output is insufficient; leak on air conditioning system evaporator.
TSB_2062633_52025-10-03. Service bulletin. STRUCTURE:BODY. This bulletin provides information when there is cracking/creaking noises during load changes or severe vehicle body torsion.
TSB_2062633_42025-10-03. Service bulletin. STRUCTURE:BODY. This bulletin provides information when there is cracking/creaking noises during load changes or severe vehicle body torsion.
TSB_2061461_142025-10-03. Service bulletin. POWER TRAIN. This bulletin provides information when the starter/generator drive belt is noisy or came off.
TSB_2060855_42025-10-03. Service bulletin. SUSPENSION. This bulletin provides information when there are rumbling noises from the suspension - upper link rubber mounting.
TSB_2041717_142025-10-03. Service bulletin. VISIBILITY/WIPER. This bujlletin provides information regarding the GFF test plan required for A/C compressor replacements regardless of the concern.
TSB_2079118_12025-09-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides tips for improving the robustness of the Bluetooth and CarPlay connection.
TSB_2073747_32025-09-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information for when there are scratches or a coating on the cover of the instrument cluster, or there are particles or insects inside of the housing.
TSB_2079133_12025-09-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides an MMI software update for MIB3 vehicles.
TSB_2042920_32025-09-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information when there is corrosion on the tailpipes.
TSB_2061976_42025-09-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for wire harness repairs and documentation.
TSB_2078939_12025-09-04. Service bulletin. VISIBILITY/WIPER. This bulletin provides information when there DTC P218500 is stored in temerature sender G83.
TSB_2078916_12025-09-04. Service bulletin. FUEL/PROPULSION SYSTEM. This TSB provides information when the fuel tank cap seal is leaking, DTC P044200, P045600, and/or P00EF00 stored in ECM.
TSB_2076184_22025-09-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information when the front seat makes creaking/squeaking noises.
TSB_2075681_52025-09-04. Service bulletin. POWER TRAIN. This bulletin provides informaoitn when there is droning noises/vibrations in tight corneres, in vehicles that have quattro with ultra technology.
TSB_2074436_22025-09-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when the horn sound quality is poor.
TSB_2070568_52025-09-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool
TSB_2078652_12025-09-04. Service bulletin. STRUCTURE:BODY. This TSB provides service information regarding noises from the sliding sunroof.

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