Update
Volkswagen technical service bulletin Update Bulletin for 2014 Volkswagen Jetta and 2014 Volkswagen Passat.
- Bulletin number
- Update Bulletin
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- 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.
Owners of these vehicles have filed 111 complaints in the transmission category.
Vehicles covered
- Volkswagen Jetta 2014 2014
- Volkswagen Passat 2014 2014
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