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Service bulletins for the 2020 Volkswagen Passat

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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
TT 91 18 062020-06-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Apple car play function.
TT 97 20 01 SS12020-05-07. Service bulletin. ELECTRICAL SYSTEM. Voltage Drop Testing. Updated for picture clarity.
V2719022033978_82020-05-07. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. Generator replacement, updated to include model years 2020 & 2021
VOS-20-142020-05-07. Service bulletin. ELECTRICAL SYSTEM. This document outlines updates to the ODIS diagnostic software. Updates include corrected diagnostic test plans for the stated vehicles.
VOS-20-132020-05-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This document outlines updates to the ODIS diagnostic software. Updates include corrected diagnostic test plans for the stated vehicles.
VOS-20-082020-04-02. Service bulletin. ELECTRICAL SYSTEM. This document outlines updates to the ODIS diagnostic software. Updates include corrected diagnostic test plans for the stated vehicles.
TT 01 20 012020-03-05. Service bulletin. ELECTRICAL SYSTEM. ERP fault information.
TT 91 16 122020-02-08. Service bulletin. ELECTRICAL SYSTEM. Remote start diagnostic information.
TT 57 18 042020-02-08. Service bulletin. ELECTRICAL SYSTEM. Remote start diagnostic information. Additional model year applicability.
V011812_20146032020-01-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Update model applicability to MY 2020.
V001904_20548662019-08-07. Service bulletin. ELECTRICAL SYSTEM. SD Set-up to Obtain Software updates.
TT 00 19 012019-08-07. Service bulletin. ELECTRICAL SYSTEM. Vehicle Fuse location assistance.

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