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Service bulletins for the 2008 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.

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

By type

By component

By trouble code

Bulletins, newest first
B23040A2023-05-31. Service bulletin. ELECTRICAL SYSTEM. Service News - The navigation clock and date are incorrect. This is due to a limited GPS receiver capacity resulting in rollover of internal chip memory. The rollover occurred on January 1, 2022 at 12:00AM local time
B980152022-05-09. Service bulletin. EQUIPMENT. Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated.
B21120A2022-02-04. Service bulletin. ELECTRICAL SYSTEM. ServiceNews Article - The clock shows the incorrect time. This issue is due to a limited GPS receiver capacity resulting in "rollover" of the internal chip memory; the "rollover" will occur on January 1, 2022, at 12:00AM local time. As a result, the navigation date and time will be incorrect.
DORE5C4S092019-09-23. Service bulletin. SUSPENSION. This SKU is a Front Upper Ball Joint. The customer communication requested return of unsold inventory to inspect for the outer diameter of the ball joint housing being too small. The outer diameter being too small would prevent the part from being installed, and would therefore have no impact on the end user besides time to complete installation.
B13-0062019-01-05. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE. "Service bulletin - American Honda is extending the warranty coverage on the Piston Rings and Pistons for 2009-11 TSX L4 to 8 years from the original date of purchase or 125,000 miles, whichever comes first. The warranty extension does not apply to any vehicle that has ever been declared a total loss or sold for salvage by a financial institution or insurer, or has a branded, or similar tittle under any state’s law."
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.
B07-0252018-07-30. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Service bulletin - There are specific leak dye kits for the R-134a and R-1234yf A/C systems; make sure you use the correct kit for to the A/C system you are working on.
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 - RFP -2018-06-18. Service bulletin. ELECTRICAL SYSTEM. Dealer message - American Honda (AHM) is investigating certain 2004-2008 TLs & TSXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P2138 (Accelerator Pedal Position Sensor A/B Incorrect Voltage Correlation) stored and poor engine performance. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting any further repair of any kind.
BBOM052420189012018-06-11. Service bulletin. AIR BAGS; EQUIPMENT. Dealer message - Today, May 24, 2018, Acura is announcing a warranty extension for 2002-17 Acura vehicles. This warranty extension applies in cases where any of the replacement driver?s and/or front passenger?s airbag inflators have failed internally.
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.
DLR MSG - RFP -2018-03-12. Service bulletin. ENGINE. Dealer message - American Honda (AHM) is investigating certain 2004-2008 TLs & TSXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P2138 (Accelerator Pedal Position Sensor A/B Incorrect Voltage Correlation) stored and poor engine performance. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting any further repair of any kind.
DLR MSG - RFP -2018-03-05. Service bulletin. VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. Dealer message - American Honda (AHM) is investigating certain 2004-2008 TLs & TSXs with a complaint of the Malfunction Indicator Lamp (MIL) on with the DTC P2138 (Accelerator Pedal Position Sensor A/B Incorrect Voltage Correlation) stored and poor engine performance. To fully understand the cause of this condition, AHM would like to collect specific parts from the vehicle prior to you attempting any further repair of any kind.
Service Bulletin2017-08-15. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. Service bulletin - For any TPMS-related warranty repairs, all recorded DTCs must now be entered into the warranty claim. Make sure your repair order includes those DTCs.
B05-0182017-05-24. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). SERVICE BULLETIN - NAVIGATION SYSTEM INFORMATION.
B-PAS-09122013-92016-12-20. Service bulletin. ENGINE. "DEAR MESSAGE -AMERICAN HONDA (AHM) IS INVESTIGATING CERTAIN 2004-2008 TSXS WITH A COMPLAINT OF THE ENGINE HESITATION. TO FULLY UNDERSTAND THE CAUSE OF THIS CONDITION, AHM WOULD LIKE TO INSPECT THE VEHICLE PRIOR TO YOU ATTEMPTING A REPAIR OF ANY KIND."
IN-27-142014-04-11. Service bulletin. ENGINE; VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. ACURA: THE MALFUNCTION INDICATOR LAMP (MIL) IS ON, WITH DTC P2138 (ACCELERATOR PEDAL POSITION SENSOR A/B INCORRECT VOLTAGE CORRELATION), AND HAVE POOR PERFORMANCE IN ENGINE. MODEL 2004-2008 TL, TSX. *PE
IN-2-11-142014-02-28. Service bulletin. ENGINE; VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. HONDA: SOME VEHICLES MAY DISPLAY A MALFUNCTION INDICATOR LAMP WITH THE STORED DTC P2138 (ACCELERATOR PEDAL POSITION SENSOR A/B INCORRECT VOLTAGE CORRELATION). THERE MAY ALSO BE POOR ENGINE PERFORMANCE. AHM IS ATTEMPTING TO COLLECT SPECIFIC PARTS FROM THE VEHICLE BEFORE ANY FURTHER EFFORT TOWARD REPAIRS. *JS
IN-09-102014-01-29. Service bulletin. ENGINE; VEHICLE SPEED CONTROL:ACCELERATOR PEDAL. ACURA: DUE TO ACCELERATOR PEDAL POSITION SENSOR A/B INCORRECT VOLTAGE CORRELATION, ENGINE POOR PERFORMANCE AND MALFUNCTION INDICATOR LAMP (MIL) IS ON WITH DIAGNOSTIC TROUBLE CODE (DTC) 02138, AN INVESTIGATION WILL CHECK CAUSE OF CONDITION. MODEL 2004-2008 TX, TSX. *PE
IN-09-25-202013-12-20. Service bulletin. ENGINE. ACURA: INFORMATION REGARDING AN INVESTIGATION INTO THE HESITATION OF ENGINES IN SOME VEHICLES AND WHAT IS THE CAUSE. MODEL 2004-2008 TSX. *PE
SB-10-11-20132013-11-21. Service bulletin. ENGINE. ACURA: SOME VEHICLES ARE BEING INVESTIGATED DUE TO HESITATION OF THE ENGINE AND WOULD NEED TO BE INSPECTED AS TO THE CAUSE OF THIS CONDITION. MODEL 2004-2008 TSX. *PE
ASN-495842013-09-30. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. ACURA: INFORMATION IN THE SERVICE NEWS, FROM MANUFACTURER, REGARDING VARIOUS ISSUES OF TROUBLESHOOTING, INSTALLATION, REPLACING, SERVICING AND REPAIRING VARIOUS MODEL AND MODEL YEAR VEHICLES. *PE
SB-12-0012012-03-06. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY; ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. ACURA: UPDATE ON SOME MODEL VEHICLES REGARDING TESTING OF ALTERNATORS WITH THE GR8 ALTERNATOR/STARTER TESTER (AST) MODULE THAT IS INSTALLED ON GR8 DIAGNOSTIC BATTERY STATION. *PE
ASB-09-0302012-03-06. Service bulletin. VISIBILITY:WINDSHIELD. ACURA: ON SOME MODEL VEHICLES, THE RETAINERS THAT IS BONDED TO BODY MAY BE DAMAGED OR COMES OFF WHEN REMOVING WINDSHIELD SIDE TRIM. *PE
SB-07082011-05-24. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. ACURA: THERE ARE GUIDELINES FOR VARIOUS SITUATIONS AND PROCEDURES INCLUDING: TIRE PRESSURE VALVE STEM INSTALLATION, TRAILER STABILITY MALFUNCTION LIGHT IS ON, ENGINE OIL APPLICATION GUIDE, NEW SOFTWARE, NEW TRANSMISSION FLUID, NOTCHY STEERING FEELING. *RM

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