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Service bulletins for the 2020 Audi A3

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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Body and frame are shown. Show all

Bulletins, newest first
A5123262068999_12023-02-07. Service bulletin. STRUCTURE. This bulletin provides instruction for when a customer advises that a visible line of corrosion is forming in the roof.
A5522702062669_22022-09-01. Service bulletin. STRUCTURE. This bulletin advises that noises from the trunk lid struts heard during operation are normal and no repair is required.
A4022432061464_32022-07-01. Service bulletin. SUSPENSION; STRUCTURE. This bulletin addresses a cracking noise from the front end when changing direction.
A6622862046229_32022-05-05. Service bulletin. STRUCTURE. This informational bulletin outlines proper warranty procedure for optical defects.
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.
A8721132010146_12021-06-03. Service bulletin. STRUCTURE. This bulletin contains instructions for properly cleaning and removing a musty odor in the vehicle.
A7021722038029_82021-05-06. Service bulletin. STRUCTURE; EQUIPMENT. This bulletin contains repair instructions for various squeaks and/or rattles that are heard from the roof area on vehicles equipped with pananormic sunroof.
A6621682046229_22021-02-04. Service bulletin. STRUCTURE. This informational bulletin outlines proper warranty procedure for optical defects.
A6620672060333_22020-11-05. Service bulletin. EQUIPMENT; STRUCTURE:BODY. This bulletin contains instructions for when the black optic trim is discolored.
A9120142060675_12020-10-06. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS; EQUIPMENT:ELECTRICAL. This bulletin contains instructions for addressing the issue when the parking assist will intermittently alert the customer to an obstruction and the sensors look 'pushed in'.
A6620662060333_12020-09-03. Service bulletin. STRUCTURE. This bulletin contains instructions for when the black optic trim is discolored.
A6420722047061_22020-05-07. Service bulletin. STRUCTURE. This bulletin contains a cleaning procedure from leftover residue from suction cups or labels.
SM 13-20202020-04-02. Service bulletin. STRUCTURE. This special notice is to inform dealers to return the part listed and order the superseded part number going forward
20TechRefREV1242020-02-08. Service bulletin. STRUCTURE. Added A8 e & Q5 e to titles & index

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