Service bulletins for the 2021 Volkswagen Atlas

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.

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

By type

By component

By trouble code

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

Bulletins, newest first
VIN4APIN20200514	2020-06-04. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; ENGINE; ELECTRICAL SYSTEM. Customer states MIL-on with P0496 Customer states MIL-on with P2440 Customer states MIL-on with U0284 Customer states MIL-on with P02CC, P02CE, P02D0, P02D2, P02D4, and P02D6 P02D7 Customer states oil leak from the engine Customer states MIL-on, HPFP mounting bolts loose/broken No crank, no start Customer states both headlights are cracked
TT 91 19 04ss3	2020-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Addressing no green light for Car-Net. Update title.
TT 91 19 04	2020-06-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Addressing no green light for Car-Net. Update text to clarify procedure.
TT 97 20 01 SS1	2020-05-07. Service bulletin. ELECTRICAL SYSTEM. Voltage Drop Testing. Updated for picture clarity.
V2719022033978_8	2020-05-07. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. Generator replacement, updated to include model years 2020 & 2021
TT 91 20 04	2020-05-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Car-Net OCU information.
TT 91 20 03	2020-05-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Car-Net requirement at PDI.
TT 91 20 02	2020-05-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Car-Net technical handling.
TT 91 19 04	2020-05-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Addressing no green light for Car-Net.

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