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Service bulletins for the 2012 Acura TL

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

114 on file from NHTSA, as of 2026-10-19.

About P0455 on the 2012 Acura TL: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: P0455 are shown. Show all

Bulletins, newest first
Service Bulletin2018-03-12. Service bulletin. ELECTRICAL SYSTEM. Service bulletin - The client complains that the TIGHTEN FUEL CAP message appears in the MID (multi-information display) without setting a pending or confirmed DTC P0455 or P0456.
Service Bulletin2018-03-05. Service bulletin. ENGINE AND ENGINE COOLING. Service bulletin - The MIL comes on and DTC P0455 (EVAP system large leak) and/or DTC P0456 (EVAP system very small leak detected) is set. The fuel fill cap (gas cap) may also be loose or have a stick-slip feeling when tightened. The fuel fill cap gasket creates too much friction, preventing the cap from sealing properly.
Service Bulletin2017-10-15. Service bulletin. FUEL SYSTEM, GASOLINE. Service bulletin - The MIL comes on and DTC P0455 (EVAP system large leak) and/or DTC P0456 (EVAP system very small leak detected) is set. The fuel fill cap (gas cap) may also be loose or have a stick-slip feeling when tightened. The fuel fill cap gasket creates too much friction, preventing the cap from sealing properly.
SB-11-0122013-04-19. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. ACURA: TIGHTEN FUEL CAP MESSAGE IS BEING DISPLAYED WITHOUT DTC P0455 OR P0456. *KB

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.