Good buy
A low-complaint CX-9
The 2020 CX-9 has a low complaint rate. Rare coolant leaks.
Updated November 2026 · based on 19 owner complaints and 1 recalls
Crash rating
Complaints per 100,000 sold
69 78% below the CX-9 average
69 78% below the CX-9 average
Recalls
1 free to fix at a dealer
1 free to fix at a dealer
Every CX-9 year compared
2012904Watch out2013276Average2014292Average2015194Good year2016635Watch out2017236Average2018453Average2019197Good year202069Few reports2021126Good year202232Few reports2023-Too new to judge
Owner complaints per 100,000 cars sold. Lower is better. The newest years have had less time to collect complaints, so they are marked too new to judge.
Top problems and what they cost
1
Coolant leak
Rare reports of coolant loss.
Fix: Diagnosis $100 to $200
Engine
Recalls
21V750000Seats: mid/rear assembly · Sep 2021
A seat that slides forward during a crash can transfer excessive force onto a belted occupant, increasing their risk of injury.
A seat that slides forward during a crash can transfer excessive force onto a belted occupant, increasing their risk of injury.
Complaints by part
Before you buy a 2020 Mazda CX-9
- Check the coolant level.Coolant keeps the engine from overheating. A dropping level, drips, white smoke or residue can mean leaks or a failing head gasket, which can ruin the engine.
Questions
Is the 2020 Mazda CX-9 reliable?
A low-complaint CX-9. The 2020 CX-9 has a low complaint rate. Rare coolant leaks.
How many recalls does the 2020 Mazda CX-9 have?
1 recall. Recall repairs are free at any Mazda dealer, even for later owners. Enter the VIN on the free government recall lookup to see which are still open on a specific car.
What are the most common 2020 Mazda CX-9 problems?
Coolant leak.
Crash rating shown for the 2020 Mazda CX-9 SUV AWD. Repair costs are typical U.S. ranges for parts and labor, not quotes. How we score.