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Service bulletins for the 2014 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.

1657 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Transmission control module are shown. Show all

Bulletins, newest first
UPDATE24AE2024-04-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM); POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 1.8T ECM/TCM Software
Edition1152023-10-02. Service bulletin. STRUCTURE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ENGINE AND ENGINE COOLING. VW Elsa Newsletter
TB0114042023-08-28. Service bulletin. SERVICE BRAKES, ELECTRIC; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE. Update Programming to Eliminate DTC P050A Stored in ECM Fault Memory
TB0113202023-08-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Update Programming, Sporadic Misfire Faults Stored in ECM Fault Memory
TT 37-18-02ss12019-06-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT ADAPTIVE/MOBILITY. Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
TT 37 18 022019-06-12. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Addressing Transmission Fluid Temperature Sensor Concerns, update authing system metadata.
Update Bulletin2019-04-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). UPDATE Technical Bulletin (TCM programming, and ECM programming quality concerns): Current TCM programming in combination with ECM programming may cause shift quality concerns and/or rough running behavior depending on driving conditions. The production solution to this issue was optimized software to address concerns listed in the Technical Background.

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