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Service bulletins for the 2018 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.

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

By type

By component

By trouble code

Bulletins, newest first
B18070C2018-08-06. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Servicenews article - Until recently, Tech Line had only two categories for auto idle stop system issues. That made it hard for our engineering staff to understand what was specifically inhibiting the system. To help with this, Tech Line has added more categories to match what's listed in the service information. As a result, when calling them for an auto idle stop issue, you must now send a snapshot. Tech Line needs it for troubleshooting and won't be able to help unless you do.
B18070B2018-08-06. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Service news article - If the On Demand Multi-Use Display? (ODMD) isn't responding to touch or is freezing up, the reason could be there's debris lodged in the gap between the touch screen and the bezel. Lodged debris contacting the screen can cause a false input, resulting in this issue. And since that gap widens and narrows with cabin temperature, this issue can be intermittent, especially in cold weather.
BPaS070920189032018-07-30. Service bulletin. ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 MDXs a client complaint of the auto idle stop inoperative. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
B18070C2018-07-30. Service bulletin. EQUIPMENT. Servicenews article - Until recently, Tech Line had only two categories for auto idle stop system issues. That made it hard for our engineering staff to understand what was specifically inhibiting the system. To help with this, Tech Line has added more categories to match what's listed in the service information. As a result, when calling them for an auto idle stop issue, you must now send a snapshot. Tech Line needs it for troubleshooting and won't be able to help unless you do.
B18070B2018-07-30. Service bulletin. EQUIPMENT. Service news article - If the On Demand Multi-Use Display? (ODMD) isn't responding to touch or is freezing up, the reason could be there's debris lodged in the gap between the touch screen and the bezel. Lodged debris contacting the screen can cause a false input, resulting in this issue. And since that gap widens and narrows with cabin temperature, this issue can be intermittent, especially in cold weather.
BPaS051020189042018-07-16. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 MDXs a client complaint of the auto idle stop inoperative. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS050720189012018-07-16. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; VISIBILITY:REARVIEW MIRRORS/DEVICES. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 MDXs with a client complaint of the power-folding side view mirror inoperative or slow to operate. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS053120189042018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 MDXs a client complaint of the auto idle stop inoperative. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS053120189022018-06-11. Service bulletin. EQUIPMENT:ELECTRICAL; VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR; VISIBILITY. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2017-2018 MDXs with a client complaint of the power-folding side view mirror inoperative or slow to operate. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
BPaS042420189012018-05-14. Service bulletin. ENGINE AND ENGINE COOLING. Dealer message - American Honda Motor Co., Inc. (AHM) is investigating certain 2018 MDXs a client complaint of the auto idle stop inoperative. To fully understand the cause of this condition, AHM would like to inspect the vehicle prior to you attempting a repair of any kind.
B16-0082018-05-14. Service bulletin. ENGINE; FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP. Service bulletin - The high pressure fuel pump area chirps after the engine is warm. The high pressure fuel pump is making a chirp noise. NOTE: This noise does not impact the pump, engine function, or reliability.
B18-0142018-05-07. Service bulletin. SEATS; POWER TRAIN. Service bulletin - When adjusting seat height or tilt, the power seat does not move or moves just a small amount and clicks loudly during operation. The vertical transmission assembly (VTA) unit has a stripped internal gear.
B18-0072018-04-16. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. Service bulletin - The client is unable to insert the fuel nozzle into the filler neck and fuel the vehicle in cold weather. Water or moisture has entered the fueling area and frozen the capless fuel shutter set in the fuel filler neck.
BTS1802042018-03-12. Service bulletin. ELECTRICAL SYSTEM. Tech line summary article - Until recently, Tech Line had only two categories for auto idle stop system issues. That made it hard for our engineering staff to understand what was specifically inhibiting the system. To help with this, Tech Line has added more categories to match what?s listed in the service information. As a result, when calling them for an auto idle stop issue, you must now send a snapshot. Tech Line needs it for troubleshooting and won?t be able to help unless you do.
BTS1802022018-02-26. Service bulletin. STRUCTURE:BODY. Tech line summary article - debris lodged in the gap between the touch screen and the bezel. Lodged debris contacting the screen can cause a false input, resulting in this issue. And since that gap widens and narrows with cabin temperature, this issue can be intermittent, especially in cold weather.
B18-0072018-02-21. Service bulletin. FUEL SYSTEM, OTHER. Service bulletin - The client is unable to insert the fuel nozzle into the filler neck and fuel the vehicle in cold weather. Water or moisture has entered the fueling area and frozen the capless fuel shutter (mis-fuel inhibit device) in the fuel filler neck.
B17-0422018-01-16. Service bulletin. SERVICE BRAKES, AIR:DISC:PADS. Servicenews article - Do any of the accessory rear parking sensors look crooked or have recessed into the bumper? We?re aware of the issue and have found that two of the clips on the rear bumper harness are causing too much tension on the sensors with the harness installed.
B17120D2018-01-16. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK:WHEEL SPEED SENSOR. Service bulletin - The front brakes squeal when the brake is released and the vehicle creeps forward, or when the vehicle is moving forward slowly and the vehicle is stopped. The shape of the front brake pads friction material.
B16-0082017-12-05. Service bulletin. ENGINE. Service bulletin - There is a chirping coming from the engine area with the engine warmed up. The high pressure fuel pump is making a chirp.
B15060C2017-08-25. Service bulletin. STEERING; STEERING: STEERING WHEEL/HANDLE BAR. Service news article - To prevent damage during shipping, leather-wrapped steering wheels come with a protective plastic covering. The easiest way to remove it during PDI is to grab the covering with both hands near the top of the steering wheel and pull

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