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Service bulletins for the 2007 Acura TSX

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.

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

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
B18100D2018-10-29. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Servicenews article - Is the MIL on with DTC P2271 (secondary HO2S [sensor 2] circuit signal stuck rich)? What's likely causing this is the PCM is misinterpreting the A/F sensor (sensor 1) signals, causing the PCM to think that sensor 2 is stuck rich.
BTS1806032018-07-02. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Tech line summary article - Is the MIL on with DTC P2271 (secondary HO2S [sensor 2] circuit signal stuck rich)? What's likely causing this is the PCM is misinterpreting the A/F sensor (sensor 1) signals, causing the PCM to think that sensor 2 is stuck rich. To fix this issue, replace both sensors.
DLR MSG - Safety2018-03-12. Service bulletin. POWER TRAIN; STEERING. Dealer message - In May 2010 and June 2012, American Honda announced a safety recall for 2004-08 TSX and 2007-08 TL due to a potentially leaking power steering feed hose. For some time, the countermeasure hoses and required repair parts have been in stock as part of special campaign parts kits available for dealer ordering.

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