2015 Acura MDX problems & reliability
70 owner complaints filed with NHTSA for the 2015 Acura MDX, alongside 8 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
6 complaints report injuries (9 injured).
Federal crash records (FARS 2020–2023): 2015 Acura MDX vehicles were involved in 13 fatal crashes with 5 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System → | 15 | 21% |
| Unknown OR Other | 14 | 20% |
| Power Train → | 12 | 17% |
| Steering | 8 | 11% |
| Structure | 8 | 11% |
| Engine | 7 | 10% |
| Exterior Lighting | 6 | 9% |
| Service Brakes | 6 | 9% |
| Air Bags | 4 | 6% |
| Suspension | 3 | 4% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 24,000 miles (middle 50% between 9,160 and 70,000 miles), based on 45 complaints that included mileage.
Complaints by incident year
What owners report
“My 2015 AcuraMDX engine seized while driving creating an unsafe condition as it occurred on a busy roadway. I suspect a rod bearing failure. It has been reported to Honda. The same parts listed in the 2015 RDX recall are used in my MDX but the 2015 is not part of the recall. My engine had a knock and had taken it for…”
Engine · filed Jul 15, 2026
“I saw previous warning when I pulled my credit report on Experian, but I am not seeing any recalls currently. My driver side taillight is malfunctioning. It appears there is a problem with the seal which is allowing water to get inside the assembly, causing it to short out. I realize this vehicle is a 2015 but thought…”
Exterior Lighting · filed Mar 31, 2026
“Odometer Fraud. The contact purchased a 2015 Acura MDX. It was later discovered that there was a mileage discrepancy. The vehicle was a private sale. At the time of purchase, the vehicle mileage was 82,000 and at the time of registration, it was discovered that the mileage was 167,000.”
Electrical System · filed Feb 23, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
250 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2015 Acura MDX. The 10 most recent:
Service Bulletin - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
B25-003 · Service Bulletin/Repair Instructions · issued Sep 4, 2025
Service Bulletin - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
B25-026 · Service Bulletin/Repair Instructions · issued Jul 9, 2025
Service Bulletin - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
B25-003 · Service Bulletin/Repair Instructions · issued Jul 9, 2025
Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
ONL6L806042025 Form · Other · issued Jun 5, 2025
Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
ONL6L806042025 Letter · Other · issued Jun 5, 2025
Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
ONL6M606032025 Form · Other · issued Jun 4, 2025
Owner Notification Letter - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
ONL6M606032025 Letter · Other · issued Jun 4, 2025
Service Bulletin - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
B25-026 · Service Bulletin/Repair Instructions · issued Apr 18, 2025
Service Bulletin - An uneven sealing surface allows moisture to enter the inner taillight(s), causing one or both of the inner taillights not to work.
B25-003 · Service Bulletin/Repair Instructions · issued Apr 18, 2025
Service Bulletin - Drivers may experience a chirping sound coming from the engine area with the engine warmed up due to the high pressure fuel pump is making a chirp.
B16-008 · Service Bulletin/Repair Instructions · issued Sep 4, 2024
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2015 Acura MDX has 8 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2015 Acura MDX?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 24,000 miles — budget accordingly if the car is approaching that mileage.