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Service bulletins for the 2021 Volkswagen Jetta

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.

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

By type

By component

By trouble code

By topic

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
V0116152014815_202026-10-06. Service bulletin. ENGINE. Suggested fuel additive
V1718062017813_242026-08-05. Service bulletin. ENGINE. Oil Consumption Measurement and Electronic Oil Consumption Measurement
V1719012012855_812026-07-07. Service bulletin. ENGINE. Volkswagen Engine Oil Standards
TT 13-20-01_32026-07-07. Service bulletin. ENGINE. Instruction, how to lubicate engine before initial start.
TT 10-18-02_22026-07-07. Service bulletin. ENGINE. Lubricating engine components before reassembly.
VOS-26-212026-04-06. Service bulletin. ENGINE. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: A software fix is needed to correct the error message ERP0204E could occur during perform initial operation, software configuration, SVM updates for any control module(s) etc.
WLA-25-112025-11-10. Service bulletin. ENGINE. Coolant Bleed Procedure
V2125012077512_22025-11-10. Service bulletin. ENGINE. Turbocharger repair or replace due to stuck wastegate.
V1917012022548_152025-11-10. Service bulletin. ENGINE. G12Evo can now be mixed with previous coolants.
V1718062017813_232025-11-10. Service bulletin. ENGINE. How to measure engine oil consumption.
V1718032037201_202025-11-10. Service bulletin. ENGINE. Proper engine oil level before leaving the factory.
V0123022069588_32025-11-10. Service bulletin. ENGINE. EVAP and Leak Detection Pump replacement components.
V0116152014815_192025-11-10. Service bulletin. ENGINE. A list of suggested fuel stations
V0116132033805_112025-11-10. Service bulletin. ENGINE. Engine misfire diagnostic aid.
V0017132033846_252025-11-10. Service bulletin. ENGINE. Fuel Additive to prevent sporatic misfire
V0017132033846_242025-08-05. Service bulletin. ENGINE. Fuel Additive
V1719012012855_792025-07-08. Service bulletin. ENGINE. Volkswagen Engine Oil Quality Standards (U.S. Only)
V0122032066602_42025-06-03. Service bulletin. ENGINE. Engine/Motor Control Module J623 Update Programing for low or no heat in cold weather
VOS-25-342025-05-02. Service bulletin. ENGINE. This is a notice for software changes with the ODIS diagnostic program to correct the communication during vehicle programming function: This hotfix is for the fill and bleed cooling system test funtion issue.
V1719012012855_782025-05-02. Service bulletin. ENGINE. Volkswagen Engine Oil Quality Standards
V2125012077251_12025-04-04. Service bulletin. ENGINE. Turbocharger wastegate stuck, DTCs P2563 and or P00AF stored in engine/motor control module.
V1917012022548_142025-03-05. Service bulletin. ENGINE. Identifying and Mixing Engine Coolant
V0123022069588_22025-03-05. Service bulletin. ENGINE. EVAP Components replacement
V0122032066602_22025-02-06. Service bulletin. ENGINE. Update Programming
V1719022012855_772024-11-06. Service bulletin. ENGINE. Engine Oil Standards

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