Service bulletins for the 2021 Audi Q3
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.
870 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Equipment and accessories are shown. Show all
| A9121862062713_1 | 2021-04-06. Service bulletin. EQUIPMENT. This bulletin contains repair instructions for when there is radio static when the rear heater is active. |
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| A8021112062583_1 | 2021-04-06. Service bulletin. EQUIPMENT. This bulletin contains instructions for addressing an insufficient or uneven heating performance from the HVAC system. |
| A9121762037809_8 | 2021-04-06. Service bulletin. EQUIPMENT. This informational bulletin contains instructions about updating the navigation map. |
| 21TechRefGde221 | 2021-03-04. Service bulletin. EQUIPMENT. Q5: Vehicle Prepartion Section: REMOVED: "Set adaption channel to enable CD Ripping using Guided Functions" Settings Section: REMOVED: "(if equipped)" from Turn off Manual Speed Warning On Hoist Inspection Section: ADDED to Install Wheel Bolt Covers: "When installing, ensure proper alignment to the valve stem (indentation in the wheel) lines up with the tab on the center cap to ensure correct mounting" Driver Assistance Section: REMOVED "(if equipped)" from "Verify operation of parking system" |
| A4621252054385_2 | 2021-03-04. Service bulletin. EQUIPMENT; SERVICE BRAKES. This informational contains an explanation for when the customer hears creaking noises when braking at almost standstill (crawling when pulling away or briefly before standstill). |
| SM 15-2021 | 2021-03-04. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the part numbers listed (State of California only). |
| SM 11-2021 | 2021-03-04. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
| A4621222051095_4 | 2021-03-04. Service bulletin. EQUIPMENT. This informational bulletin contains instructions on how to download and use the Audi Frequency App. |
| A9421332061922_1 | 2021-03-04. Service bulletin. EQUIPMENT. This informational contains instruction on how to document optical concerns for warranty claims. |
| A6621692030471_6 | 2021-03-04. Service bulletin. EQUIPMENT. This informational bulletin covers the condition of when license plate mounting bracket threaded inserts are stripped. |
| Dealer 40Q9 | 2021-02-04. Service bulletin. EQUIPMENT; SUSPENSION. It is possible that the bolt securing the suspension strut on the front passenger’s side may come into contact with the PVC seam due to a production irregularity. As a result, a preload loss of the bolt cannot be ruled out when the vehicle is driven. |
| SM 08-2021 | 2021-02-04. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
| A9121632060474_2 | 2021-02-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin advises the technician to create a PSS record for when after a software update, with active privacy settings, e.g. "Use of vehicle position", the pop-up window is shown with every ignition cycle. Message persists even if "Do not show again" is selected. |
| A9021852060249_4 | 2021-02-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. This bulletin states to create a PSS record when the clock and trip odometer sporadically reset to midnight or '0:00'. |
| A0121962060429_2 | 2021-02-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for when there may be a noise from the exhaust flap or there are DTCs sporadically stored in the ECM. |
| A0020432061669_1 | 2021-01-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin contains instructions for Audi connect before performing any MMI work. |
| SM C-2020 | 2021-01-08. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the part numbers listed (State of California only). |
| A0020362002047_1 | 2020-12-21. Service bulletin. EQUIPMENT:ELECTRICAL. This information bulletin contains instructions for technicans on how to ensure their TAC call goes smoothly. |
| A6920602059944_4 | 2020-12-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains instructions for various DTCs are stored for a Pre sense malfunction indicator light in the instrument cluster. |
| SM 04-2020 | 2020-12-04. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the part numbers listed and order the superseded part numbers. |
| A9120242026611_7 | 2020-11-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin contains a guide for troubleshooting HD radio issues. |
| A6020442056944_4 | 2020-11-05. Service bulletin. STRUCTURE; EQUIPMENT. This bulletin contains repair instructions for when the customer sees water drip from the headliner area. |
| A9020742060824_2 | 2020-11-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This bulletin contains a software update for when the message "Traffic sign detection: Malfunction" appears when turning on the vehicle with no DTCs. |
| A9020732059891_3 | 2020-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin directs you to read the SSP and not perform any repairs for the concern. |
| A3820192060563_2 | 2020-11-05. Service bulletin. FUEL SYSTEM, OTHER; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN. This bulletin contains repair instructions for diagnosing an oil leak. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.