2018 Acura RDX power train problems
12 owner complaints filed with NHTSA name the power train on the 2018 Acura RDX — 16% of all complaints for this model year.
What owners report
“Vehicle Information: 2018 Acura RDX AWDAffected System: Power Train / Automatic Transmission / Torque ConverterAssociated Code/Bulletin: DTC P0741 / Acura TSB B23-029Complaint Description:The vehicle is experiencing a documented manufacturer defect covered under Acura Warranty Extension TSB…”
filed Jun 26, 2026
“The transmission went into limp mode one day after coming to a stop. When I safely got home, I turned the car off. Upon restarting, the issue was gone, but this has now happened several times. Each time, putting the car into park, shutting it off, and restarting it "resets" whatever was going on…”
filed Jun 23, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
Owner Notification Letter - Under certain circumstances, the torque converter lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock-up piston. The reduced lock-up…
ONL6T806032025 Acura Form · Other · issued Jun 4, 2025Owner Notification Letter - Under certain circumstances, the torque converter lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock-up piston. The reduced lock-up…
ONL6T806032025 Acura Lett · Other · issued Jun 3, 2025Service Bulletin - The lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock up piston. The reduced lock-up clutch capacity results in the transmission indicator…
B23-029 · Service Bulletin/Repair Instructions · issued Feb 26, 2024Service Bulletin - The lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock up piston. The reduced lock-up clutch capacity results in the transmission indicator…
B23-029 · Service Bulletin/Repair Instructions · issued Nov 17, 2023Service Bulletin - The lock-up clutch cannot provide adequate holding force due to pressure bleeding down through a crack in the lock up piston. The reduced lock-up clutch capacity results in the Malfunction Indicator…
B23-029 · Service Bulletin/Repair Instructions · issued Aug 31, 2023
Power Train problems in other RDX years
| Year | Reports | Share |
|---|---|---|
| 2025 RDX | 1 | 3% |
| 2023 RDX | 2 | 10% |
| 2021 RDX | 13 | 12% |
| 2020 RDX | 21 | 6% |
| 2019 RDX | 37 | 9% |
| 2017 RDX | 21 | 29% |
| 2016 RDX | 9 | 23% |
| 2015 RDX | 4 | 1% |
| 2014 RDX | 2 | 1% |
| 2013 RDX | 7 | 4% |
| 2010 RDX | 2 | 9% |
| 2008 RDX | 2 | 6% |
Other reported problem areas on the 2018 Acura RDX
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.