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Service bulletins for the 2011 Acura MDX

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.

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

By type

By component

Bulletins, newest first
B980152022-05-09. Service bulletin. EQUIPMENT. Special Tool Loan Program: Under TOOLS AVAILABLE FOR LOAN, the list has been updated.
DOR-M9J4S-072020-07-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. These SKUs are Exhaust Manifolds with Catalytic Converters. The customer communication requested return of unsold inventory due to a loss of CARB certification. These SKUs can no longer be sold as they do not meet CARB standards, but parts on vehicles are not effected.
DOR-M3J3F-072020-07-27. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. These SKUs are Exhaust Manifolds with Catalytic Converters. The customer communication requested return of unsold inventory due to a loss of CARB certification. These SKUs can no longer be sold as they do not meet CARB standards, but parts on vehicles are not effected.
B19-0522019-10-09. Service bulletin. ENGINE AND ENGINE COOLING. Service Bulletin - Due to high demand for repairs under this warranty extension, pistons and rings required to complete this repair are currently backordered. Acura has provided this service bulletin (19-052) as a mechanism to cover clients that were not able to have repairs completed during the initial 6-month eligibility period on service bulletin (19-006).
BBOM083120192019-09-06. Service bulletin. ENGINE AND ENGINE COOLING. Dealer Message - On January 16, 2019, Acura announced a warranty extension for certain 2009-14 Acura vehicles equipped with a 3.7L V6 engine to address client concerns related to excessive oil consumption. Acura extended the powertrain warranty coverage to address engine issues related to excessive oil consumption from the original 6 years/70,000 miles to 8 years/125,000 miles, whichever comes first. In addition, all vehicles were provided a grace period until August 31, 2019 and were covered regardless of time in service or mileage.
B19-0062019-08-14. Service bulletin. ENGINE AND ENGINE COOLING. Service Bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ring's ability to scrape and return oil from the cylinder wall to the crankcase, which can result in excessive engine oil consumption that may exceed client expectations.
B19-0062019-05-30. Service bulletin. ENGINE AND ENGINE COOLING. Service Bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ring's ability to scrape and return oil from the cylinder wall to the crankcase, which can result in excessive engine oil consumption that may exceed client expectations.
B18-0092019-05-04. Service bulletin. ENGINE. Service Bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ring's ability to scrape and return oil from the cylinder wall to the crankcase, which can result in excessive engine oil consumption that may exceed client expectations. To increase client confidence, American Honda is extending the engine warranty related to oil consumption to 8 years from the original date of purchase or 125,000 miles, whichever comes first. This 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 title under any states law. To check for vehicle eligibility, you must do a VIN status inquiry.
B19-0062019-02-26. Service bulletin. ENGINE. Service Bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ring's ability to scrape and return oil from the cylinder wall to the crankcase, which can result in excessive engine oil consumption that may exceed client expectations. To increase client confidence, American Honda is extending the engine warranty related to oil consumption to 8 years from the original date of purchase or 125,000 miles, whichever comes first. This 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 title under any states law. To check for vehicle eligibility, you must do a VIN status inquiry.
ONL6C5021420192019-02-21. Service bulletin. ENGINE AND ENGINE COOLING. Owner Notification Letter - On certain 2009-14 Acura vehicles equipped with the 3.7L V6 engine, the oil control rings may become clogged with carbon deposits during normal engine operation. These deposits restrict the control ring's ability to return oil from the cylinder walls to the crankcase, resulting in excessive engine oil consumption.
BBOM011620199012019-02-10. Service bulletin. ENGINE. Dealer message - Today, January 16, 2019, Acura is announcing a warranty extension for certain 2009-14 Acura vehicles equipped with the 3.7L V6 engine to address client concerns related to excessive oil consumption. Acura is extending the powertrain warranty coverage to cover engine issues related to excessive oil consumption from the original coverage of 6 years/70,000 miles to 8 years/125,000 miles whichever tisfaction and confidence, any affected vehicles from now until September 1, 2019 will be covered regardless of time in service or mileage.
B19-0062019-02-10. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); ENGINE. Service bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ring's ability to scrape and return oil from the cylinder wall to the crankcase, which can result in excessive engine oil consumption that may exceed client expectations.
B18-0092018-07-16. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); EQUIPMENT; ENGINE. Service bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ability to scrape and return oil from the cylinder walls to the crankcase, which can result in engine oil consumption that may exceed client expectations.
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.
B18-0092018-05-14. Service bulletin. ENGINE. Service bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ability to scrape and return oil from the cylinder walls to the crankcase, which can result in engine oil consumption that may exceed client expectations.
B18-0092018-04-23. Service bulletin. ENGINE AND ENGINE COOLING. Service bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ability to scrape and return oil from the cylinder walls to the crankcase, which can result in engine oil consumption that may exceed client expectations.
B18-0092018-04-16. Service bulletin. ENGINE AND ENGINE COOLING. Service bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ability to scrape and return oil from the cylinder walls to the crankcase, which can result in engine oil consumption that may exceed client expectations.
B18-0092018-04-16. Service bulletin. ENGINE. Service bulletin - The oil control rings may become clogged with carbon deposits. These deposits restrict the ability to scrape and return oil from the cylinder walls to the crankcase, which can result in engine oil consumption that may exceed client expectations.
B18010F2018-03-13. Service bulletin. ENGINE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Servicenews article - Some clients may complain that the Low Oil Pressure indicator comes on, requiring engine oil to be added, while others who routinely check the oil level as recommended in their owner?s manual may find that oil consumption has exceeded their expectations.
Service Bulletin2018-02-21. Service bulletin. SERVICE BRAKES, HYDRAULIC:PEDALS AND LINKAGES. Service bulletin - The ACC/CMBS indicator is on with DTC 30 (brake light relay circuit malfunction). The control unit misinterprets inputs from the brake pedal position switch.
Service Bulletin2018-02-21. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. Service bulletin - The VSA indicator or the trailer stability assist warning is on with DTCs 59-1, 66-1, 67-1, or 69-1, or you can?t move the shift lever out of Park. The symptoms may be intermittent, and you may not be able to duplicate them after clearing the DTCs.
B18010F2018-01-29. Service bulletin. ENGINE. Servicenews article - Some clients may complain that the Low Oil Pressure indicator comes on, requiring engine oil to be added, while others who routinely check the oil level as recommended in their owner?s manual may find that oil consumption has exceeded their expectations.
Service Bulletin2017-09-29. Service bulletin. EQUIPMENT:MECHANICAL. Service bulletin - There is a screech or squeak when the windows are raised or lowered. The lower seal on the door glass outer weatherstrip rolls over, causing a screech or squeak.
Service Bulletin2017-09-29. Service bulletin. STEERING:GEAR BOX (OTHER THAN RACK AND PINION). Service bulletin - The vehicle?s body and steering wheel vibrates while it?s at idle or very low speed when turning the steering wheel. The high pressure demand from the steering gearbox on the power steering pump causes a vibration in the accessory drive belt system.
Service Bulletin2017-09-27. Service bulletin. STEERING; ELECTRICAL SYSTEM. Service bulletin - The steering wheel vibrates or there is a moan from under the hood while turning at slow speeds. The increase in steering pump torque causes the belt to slip on the alternator pulley.

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