Service bulletins for the 2019 Audi A4 allroad
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.
503 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Transmission and driveline are shown. Show all
| A3924642074618_1 | 2024-08-06. Service bulletin. POWER TRAIN. This bulletin provides information when there are vibration or binding in tight turns with quattro Ultra. |
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| A3924632059057_9 | 2024-08-06. Service bulletin. POWER TRAIN. This bulletin provides information when there are vibrations or binding in tight turns. |
| A3724172074804_1 | 2024-08-06. Service bulletin. POWER TRAIN. This bulletin provides information for when there are dorning/vibrations in tight bends - 0CL Gearbox. |
| A3724142074751_1 | 2024-08-06. Service bulletin. POWER TRAIN. This bulletin provides information about replacing the clutch end cover. |
| A3724132074750_1 | 2024-08-06. Service bulletin. POWER TRAIN. This bulletin provides information about replacing the clutch end cover. |
| A2424612074810_1 | 2024-08-06. Service bulletin. POWER TRAIN. This bulletin provides information when there is a fault shown; Engine: start/stop system, and the start system is not working; mileage below 50 km/32 miles. |
| A3924602059057_8 | 2024-05-06. Service bulletin. POWER TRAIN. This bulletin provides information when there is binding or vibrations in tight turns in vehicles equipped with quattro Ultra. |
| A3019252053597_3 | 2019-07-09. Service bulletin. POWER TRAIN. This bulletin contains repair instructions for when there is a leak from the lower bellhousing. |
| A3019242053597_2 | 2019-06-06. Service bulletin. POWER TRAIN. This bulletin contains repair instructions for when there is a leak from the lower bellhousing. |
| A301923 2053597 | 2019-04-08. Service bulletin. POWER TRAIN. This bulletin contains repair instructions for when there is a leak from the lower bellhousing. |
| A301923 2053597 | 2019-04-01. Service bulletin. POWER TRAIN. This bulletin contains repair instructions for when there is a leak from the lower bellhousing. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.