Nissan Altima 2018 — technical service bulletin
Bulletin NTB20-027a · NHTSA communication 10174722 · issued Apr 24, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018
model years
2
vehicle entries
Official summary
VOLUNTARY EMISSIONS RECALL CAMPAIGN 2018 ALTIMA AND ROGUE; EXHAUST MANIFOLD AND THREE WAY CATALYST ASSEMBLY This bulletin has been amended. See AMENDMENT HISTORY on the last page. Discard previous versions of this bulletin.
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.