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Service bulletins for the 2004 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
441346201033452024-03-04. Service bulletin. WHEELS. Tightening wheel bolts
441455201033462024-03-04. Service bulletin. WHEELS. Tightening wheel bolts
37126720280532024-02-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). TCM software update for downshift concerns
17123220185502024-02-20. Service bulletin. ENGINE AND ENGINE COOLING. Oil consumption measurement - Repair Authorization (CA)
Update91i82024-01-22. Service bulletin. UNKNOWN OR OTHER. Google Maps Street View (NVLW))
AUD4927ENG2024-01-22. Service bulletin. UNKNOWN OR OTHER. Due to new Minnesota state regulations regarding biofuels, biodiesel blends of B5 or less may not be available in the State of Minnesota.
A0023742052680_42023-11-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information on the additional reporting requirements for safety related inquiries.
Maintenance2023-10-16. Service bulletin. UNKNOWN OR OTHER. 2004 Scheduled Maintenance Intervals
Edition452023-10-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Audi Elsa Newsletter
Edition442023-10-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Audi Elsa Newsletter
Edition422023-10-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Audi Elsa Newsletter
Edition532023-10-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Audi Elsa Newsletter
Edition1022023-10-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Audi Elsa Newsletter
Edition1062023-10-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Audi Elsa Newsletter
Guide2023-09-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Quick Reference Update Guide
Edition962023-02-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Technical bulletins and updates
Edition792023-02-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Technical bulletins and updates
Edition922023-02-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. Idenifying and mixing factory fill engine coolants
Edition902023-02-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Technical bulletins and updates
Edition892023-02-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. ElsaPro Software update and technical bulletins
011309201475382023-01-03. Service bulletin. FUEL SYSTEM, GASOLINE. The use of contaminated gasoline or gasoline with a low content of deposit control additives may result in one or more conditions.
001470203920612023-01-03. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. High quality media files (video and sound) are now integrated into technical service bulletins on a case-by-case basis. Media files can now be viewed on any smartphone or tablet.
0014652011732102023-01-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Technical Service Bulletin (TSB) details the general process for carrying out a Software Version Management (SVM) software update for any TSB or Update.
371431201300252022-11-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. ATF pan leaks
371430200365862022-11-21. Service bulletin. POWER TRAIN. Vehicle lacks power or will not move after stop due to simultaneous depressing of the brake and accelerator pedals

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