2025 Mazda CX-90 Transmission and drivetrain Problems
- Complaints
- 3about this part
- Share
- 9%of 35 total for the year
- Median mileage
- —not reported
- Trend
- Too newThis model year is less than 4 years old, so a trend is not meaningful yet.
NHTSA recorded 3 complaints about the transmission and drivetrain of the 2025 Mazda CX-90, 9% of the 35 complaints for this model year.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My car is literally stalling out on me. It started by sputtering when I put my foot on the gas a week or so ago. Then today It literally started just losing power while driving. It’s not throwing any codes but that’s super dangerous and this car is only a year old. I am extremely concerned for my safety.”
NHTSA complaint #11748301, filed 2026-07“I own a 2026 Mazda CX-90 hybrid with approximately 13,000 miles. The vehicle began making a grinding noise while driving, which has progressively worsened over time. It has since developed a hard knocking noise accompanied by noticeable vibration when the vehicle shifts gears. This knocking occurs during normal in-town driving. I have taken the vehicle to the selling/authorized Mazda dealership on two occasions — June 2, 2026 and July 14, 2026. On both visits, the dealer was able to reproduce and confirm the noise and knocking. …”
NHTSA complaint #11750408, filed 2026-07“ISSUE 1 – UNINTENDED DECELERATION (Power Train): While driving at highway speeds (60–80 mph) with foot off accelerator for approximately 5+ seconds while coasting, the vehicle unexpectedly executes a sharp, single downshift causing sudden unintended deceleration and an RPM spike. No warning lights illuminate. Documented on 11 occasions between May 20, 2026 and July 29, 2026; incidents occurred prior to May 2026 but were undocumented. Occurs most frequently decelerating off highway exit ramps but also during general highway coasting in Houston, TX. …”
NHTSA complaint #11755075, filed 2026-08Related service bulletins
- 11037630Sep 30, 2026SUBJECT: ORDERING REQUIREMENT FOR AT COMPONENTS FOR H3T (INLINE 6) Use this guide before ordering or replacing an AT component on applicable H3T vehicles. QUICK CHECKLIST BEFORE…
- 11037637Sep 17, 2026DESCRIPTION Use this guide before ordering or replacing an AT component on applicable H3T vehicles. QUICK CHECKLIST BEFORE ORDERING Confirm the vehicle is a CX-90 (KK) or CX-70…
- 11032103Apr 21, 2026This Service Alert supersedes the previously issued SA listed below: The changes are noted in Red. SA-011/24 02/12/24, 06/06/24, 07/29/24 DESCRIPTION Mazda has developed factory…
- 11032105Apr 15, 20262024-2026 CX-90 and 2025-2026 CX-70 Engine Warning Light Illumination with DTC P0DAB CONDITION OF CONCERN On certain subject vehicles, the engine warning light may illuminate…
- 11026911Dec 12, 2025The 7G large platform utilizes a new 8-speed automatic transmission. Due to changes in the parking lock mechanism, which is now hydraulically operated, the neutral range in the…
- 11026354Nov 27, 2025When inspected, the differential or PTO oil is dark or black. This is considered normal and NO repair should be performed. During production, differential ring and pinion gears…
- 11026348Nov 18, 2025A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023-2026 models. ATF-A7 is an extremely low viscosity formulation with low friction to achieve best-in-class…
- 11026350Nov 8, 2025Noise, Vibration, and Harshness (NVH) Diagnostic Guidelines Diagnostic Guidelines When diagnosing NVH concerns, it is essential to first classify the issue into one of three…
- 11026351Nov 6, 2025Some customer's might state that they notice fluid or oil leaking/dripping on the ground when the vehicle is parked. For this concern, inspect the vehicle for any trace of a…
- 11022744Aug 27, 2025A New Automatic Transmission Fluid (ATF-A7) is being used for some 2023-2026 models. ATF-A7 is an extremely low viscosity formulation with low friction to achieve best-in-class…
Transmission and drivetrain: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2025 | 3 | 9% |
| 2024 | 31 | 8% |
Other parts of the 2025 Mazda CX-90
9 complaintsOther or unknown
9 complaintsEngine
7 complaintsForward collision avoidance
6 complaintsFuel system
5 complaintsElectrical system
4 complaintsLane departure
3 complaintsSteering
3 complaintsBack-over prevention (rear camera)
2 complaintsVehicle speed control
2 complaintsSeat belts
1 complaintsSeats
1 complaints
← All problems reported for the 2025 Mazda CX-90
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology