2020 Mazda CX-9 Problems, Recalls & Reliability

26 owner complaints sit in the federal file for the 2020 Mazda CX-9, alongside 1 recall campaign and 0 defect investigations. It scores 10/100 on the trouble index — too lightly reported for a fair score.

26Complaints
10/100Trouble index
1Recalls

Few reports

Where 2020 sits among all CX-9 years

Darker = quieter yearsBrighter amber = more trouble

What owners report

Engine 5 complaints (19%)
Electrical 4 complaints (15%)
Driver assistance 3 complaints (12%)
Other 3 complaints (12%)
Fuel system 3 complaints (12%)
Transmission & drivetrain 2 complaints (8%)

Recalls (1)

SEATS 21V750000 2021

Mazda 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…

Fix: Dealers will replace the internal parts of the affected second-row seats, free of charge. Owner notification letters were mailed November 4, 2021. Owners may contact Mazda customer service at…

Technical service bulletins

326 manufacturer communications — service bulletins, the biggest share on electrical and engine — are on file for the 2020 Mazda CX-9. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

See the 2020 CX-9 TSB list →

Complaint history for this model year

When owners filed their reports — a long tail means problems kept surfacing for years.

2020peak 10 in 20252026

Questions buyers ask

Is the 2020 Mazda CX-9 reliable?

The 2020 Mazda CX-9 drew 26 complaints in federal safety records — too lightly reported for a fair score. Its trouble index is 10/100, scored against the model's worst year (2012).

What are the most common 2020 Mazda CX-9 problems?

The top reported problems for the 2020 Mazda CX-9 are engine (5 complaints), electrical (4), and driver assistance (3).

Does the 2020 Mazda CX-9 have recalls?

1 recall campaign applies to the 2020 Mazda CX-9. Recall repairs are free at any franchised dealer.

← 2019 CX-9 All CX-9 years 2021 CX-9 →
Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.