2020 Acura MDX problems and complaints
Owners have filed 227 complaints with NHTSA about the 2020 Acura MDX. The most-reported areas: Engine (86), Electrical System (42), Unknown Or Other (39).
Key takeaways
- 227 owner complaints on file with NHTSA.
- 4 involve a crash, 0 a fire, 2 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Engine | 86 | 38% |
| Electrical System | 42 | 19% |
| Unknown Or Other | 39 | 17% |
| Forward Collision Avoidance | 37 | 16% |
| Power Train | 21 | 9% |
| Engine And Engine Cooling | 19 | 8% |
| Lane Departure | 19 | 8% |
| Fuel/Propulsion System | 15 | 7% |
| Service Brakes | 15 | 7% |
| Vehicle Speed Control | 14 | 6% |
| Fuel System | 8 | 4% |
| Gasoline | 8 | 4% |
One complaint can name several components, so shares add up to more than 100%.
Parts for the 2020 Acura MDX
GarageDex's verified specs for this car. Each Buy button searches Amazon for that exact part.
- Battery
- Engine oil
- Engine air filter
- Cabin air filter
- Wiper blades
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| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2020 Acura MDX SUV AWD | 5/5 | 5/5 | 5/5 | 4/5 |
| 2020 Acura MDX SUV FWD | 5/5 | 5/5 | 5/5 | 4/5 |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Electrical System - filed 2026-11-05
I purchased my 2020 MDX from the dealership as a new vehicle. I have had to replace the Starter 3 times in 6 years. The dealership covered the replacement of the starter all three times. The first time I was stranded on the road when the starter gave out at a red light. The second time the starter gave out I was in...
Engine - filed 2026-10-25
While stopped at a stop light the auto restart feature engaged and shut the engine off. When the light turned green and I released the brake pedal the engine did not restart and the battery warning light illuminated. As cars were honking I activated my hazards, had to place the car in park and shut off/restart the ve...
Electrical System,engine - filed 2026-10-22
My 2020 Acura MDX fails to restart after the Auto Idle Stop system shuts off the engine at stops. The vehicle stalls and will not restart in active traffic, including busy intersections and high-speed roads. This began about three years ago and now happens every day, leaving my family stranded in live traffic lanes at ...
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More for the 2020 Acura MDX
Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.