Photo: TuRbO_J from Adelaide, Australia / CC BY 2.0 / Wikimedia Commons
2020 Mazda CX-9: common problems and reliability
One of the better CX-9 years.
19 owner complaints, most about engine. 1 recall.
Should I buy a 2020 CX-9?The 2020 Mazda CX-9 has 19 owner-filed NHTSA complaints and 1 recall on record. The most-reported areas are engine and electrical system. Owners most often flag cylinder head cracking / coolant leak in 2.5t engine: a design/manufacturing defect leading to coolant leaking into the engine, potentially causing catastrophic failure. affects model years 2016-2020 with production dates before june 9, 2020. warranty was extended to 10 years/120,000 miles.
Safety record for the 2020 model year
Source: NHTSA complaints and recalls filed for 2020 Mazda CX-9 vehicles (US, public record).
The Year Score compares this year with other CX-9 years only. How we score it
Is 2020 a good year for the CX-9?
Across the 17 CX-9 model years we track, complaint volume runs from 10 (2022) to 221 (2012). With 19 complaints, the 2020 CX-9 sits below the model's median of 61.
These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.
Where owners report problems
Recalls affecting the 2020 CX-9
seats:mid/rear assembly
Campaign 21V750000Mazda North American Operations (Mazda) is recalling certain 2020-2021 CX-9 vehicles equipped with 60/40 split bench second-row seats. The left-side second-row seat may unexpectedly slide forward during a crash. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 210, "Seat Belt Assembly Anchorages."
What owners say across generations
Predominantly positive sentiment, with the vehicle widely praised for its exceptional driving dynamics, premium interior feel, and strong value proposition.
- Very frequentCylinder head cracking / coolant leak in 2.5T engine
A design/manufacturing defect leading to coolant leaking into the engine, potentially causing catastrophic failure. Affects model years 2016-2020 with production dates before June 9, 2020. Warranty was extended to 10 years/120,000 miles.
Owner insights cover all generations of the CX-9. See the full CX-9 owner picture and every model year.
Typical used price
Used CX-9 listings typically run $16,755–$25,100 across 2015 to 2023 model years.
Other CX-9 model years
Compare every CX-9 year side by side to see how 2020 ranks against the rest.
Compare the CX-9 against its rivals
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