Acura TLX 2015–2020 — technical service bulletin
Bulletin BEBM09252026901 · NHTSA communication 11037712 · issued Sep 25, 2026
Technical service bulletin
communication type
Fuel/propulsion System
component
2015–2020
model years
6
vehicle entries
Official summary
Dealer Message - The fuel fill pipe assembly may not have been manufactured to specification. As a result, small contamination particles inside the fuel fill neck may prevent the primary shut-off valve flap seal from sealing, resulting in fuel smell from the fuel fill neck area and may cause DTC P0455 or P0456 (EVAP system leak detected) to be set.
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.