Service bulletins for the 2019 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.
859 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Body and frame are shown. Show all
| A5524892062669_3 | 2024-03-06. Service bulletin. STRUCTURE:BODY:HATCHBACK/LIFTGATE:SUPPORT DEVICE/STRUT; UNKNOWN OR OTHER. This bulletin provides information when there are noises coming from the trunk lid struts. |
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| A702486204441710 | 2024-02-06. Service bulletin. UNKNOWN OR OTHER; STRUCTURE:BODY:ROOF AND PILLARS. This bulletin provides information for when there are noises from the headliner/sunroof area. |
| A4224552058459_2 | 2024-02-06. Service bulletin. STRUCTURE. This bulletin provides information when there are noises from the rear shock absorber mounting. |
| A6623042030471_7 | 2023-12-06. Service bulletin. STRUCTURE. This bulletin provides information for when the license plate mounting bracket threaded inserts are stripped. |
| A6623032060333_4 | 2023-11-06. Service bulletin. STRUCTURE:BODY. This bulletin provides information for when the black optic trim is discolored. |
| A7223492064695_3 | 2023-09-01. Service bulletin. STRUCTURE:BODY:DOOR:HANDLE:INTERIOR; STRUCTURE:BODY:DOOR:HANDLE:EXTERIOR. This bulletin provides information for an entry/exit assistance comfort concern. |
| A5523792070966_1 | 2023-09-01. Service bulletin. STRUCTURE:BODY:TRUNK LID. This bulletin provides instructions for disabling and reengaging the gesture controlled rear lid (virtual pedal). |
| A5523762062730_3 | 2023-07-10. Service bulletin. STRUCTURE:BODY:TRUNK LID; STRUCTURE. This bulletin provides information for when the luggage compartment lid cannot be closed using the button(s) in the luggage compartment trim. |
| A0023692031473_4 | 2023-06-06. Service bulletin. STRUCTURE; EXTERIOR LIGHTING:HEADLIGHTS. This bulletin provides information for when car wash bristles become stuck in the body gap between the headlight and fender. |
| A6423882047061_5 | 2023-04-06. Service bulletin. VISIBILITY:WINDSHIELD; STRUCTURE. This bulletin describes the process to clean sticker residue from the windshield. |
| A6623942049680_2 | 2023-02-07. Service bulletin. STRUCTURE. This bulletin provides instructions for when the exterior trim has spots. |
| A6623952060333_3 | 2023-02-07. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; STRUCTURE. This bulletin provides instructions when the black optic exterior trim is discolored. |
| A7023782044503_4 | 2023-02-07. Service bulletin. STRUCTURE. This bulletin provides instructions for when a customer hears a rattling noise coming from the rear parcel shelf or rear subwoofer grille when playing music. |
| A5123262068999_1 | 2023-02-07. Service bulletin. STRUCTURE. This bulletin provides instruction for when a customer advises that a visible line of corrosion is forming in the roof. |
| A5522702062669_2 | 2022-09-01. Service bulletin. STRUCTURE. This bulletin advises that noises from the trunk lid struts heard during operation are normal and no repair is required. |
| A6622862046229_3 | 2022-05-05. Service bulletin. STRUCTURE. This informational bulletin outlines proper warranty procedure for optical defects. |
| A7221372064695_1 | 2021-11-05. Service bulletin. STRUCTURE; SEATS. The informational bulletin explains the technical aspect of enter/exit assistance. |
| A9621712051239_2 | 2021-08-04. Service bulletin. STRUCTURE:BODY:DOOR; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contain instructions for addressing issues with the garage door remote and HomeLink. |
| A0021482021205_6 | 2021-07-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This informational bulletin explains how to order replacement VIN plates, Safety Certification Labels, etc. |
| A0021472031473_3 | 2021-07-02. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:CONCEALMENT DEVICES; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This information bulletin states to remove the car wash bristle and advise the customer to go somewhere else to prevent it from occurring again. |
| A8721132010146_1 | 2021-06-03. Service bulletin. STRUCTURE. This bulletin contains instructions for properly cleaning and removing a musty odor in the vehicle. |
| A5721762055916_3 | 2021-05-06. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. This bulletin contains a software update for the DTC B14FF29 and the message "Child lock: malfunction!" appears in the instrument cluster. |
| A5021062062633_1 | 2021-04-06. Service bulletin. STRUCTURE. This bulletin contains instructions for when there is a creaking noise in the floor area while strongly braking or steering where the vehicle's body is twisted. |
| A6621682046229_2 | 2021-02-04. Service bulletin. STRUCTURE. This informational bulletin outlines proper warranty procedure for optical defects. |
| A6620672060333_2 | 2020-11-05. Service bulletin. EQUIPMENT; STRUCTURE:BODY. This bulletin contains instructions for when the black optic trim is discolored. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.