2018 Acura MDX vehicle speed control problems
14 owner complaints filed with NHTSA name the vehicle speed control on the 2018 Acura MDX — 9% of all complaints for this model year.
What owners report
“When trying to accelerate from a stop the car has a noticeable lag in throttle response. 2+ seconds. This does not always happen but is intermittent. Much more often when the engine is colder. This makes a left turn in front of traffic or any move where you need to merge with traffic go from safe…”
filed Dec 7, 2025
“When at a complete stop at a stop light or stop sign and ready to press the gas to accelerate, there’s a delay for the car to even start moving. It doesn’t want to go when pressed on. Which can cause the person behind me to hit the back of the car. It nearly came to that. There’s sudden fast…”
filed Nov 12, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Vehicle Speed Control problems in other MDX years
| Year | Reports | Share |
|---|---|---|
| 2024 MDX | 4 | 11% |
| 2023 MDX | 3 | 8% |
| 2022 MDX | 6 | 4% |
| 2020 MDX | 13 | 6% |
| 2019 MDX | 10 | 5% |
| 2017 MDX | 21 | 9% |
| 2016 MDX | 19 | 5% |
| 2015 MDX | 2 | 3% |
| 2014 MDX | 19 | 11% |
| 2013 MDX | 3 | 10% |
| 2012 MDX | 2 | 3% |
| 2011 MDX | 4 | 6% |
Other reported problem areas on the 2018 Acura MDX
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.