Volkswagen Atlas 2018 — technical service bulletin
Bulletin Dealer 26M4 · NHTSA communication 10175947 · issued May 18, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018
model years
1
vehicle entries
Official summary
Over time and mileage, the factory-installed catalyst may not perform as required.
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.