Nissan Armada 2021–2026 — technical service bulletin
Bulletin NTB26-006A · NHTSA communication 11033026 · issued May 1, 2026
Technical service bulletin
communication type
Fuel/propulsion System
component
2021–2026
model years
16
vehicle entries
Official summary
FUEL FILLER TUBE LOWER SEAL IS LEAKING AND DTC P0456 IS STORED IN THE ECM This bulletin is no longer active. Please discard previous versions of NTB26-006.
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.