Volkswagen Atlas 2017–2021 — technical service bulletin
Bulletin VIN4APIN20210223 · NHTSA communication 10187581 · issued Feb 23, 2021
Technical service bulletin
communication type
Fuel System, Gasoline
component
2017–2021
model years
12
vehicle entries
Official summary
Customer states MIL-on with Misfire code Customer states fuel odor/leak in the rear part of the vehicle (without a punctured fuel tank, hoses or pipes) or difficulty fueling fuel tank or fuel coming back up filler neck
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.