Jeep Grand Cherokee vs Mazda CX-9
For 2007–2021 models, the Mazda CX-9 has 38.1 owner complaints per 10,000 sold, against 48.3 for the Jeep Grand Cherokee. Below: what each one’s owners report most, when it shows up, and what it costs to fix.
Both rates cover the same model years (2007–2021), counting each complaint once and dividing by US sales, so the more popular vehicle isn’t penalized for being popular. Years too new to judge are left out. How this is calculated.
Jeep Grand Cherokee
48.3 complaints per 10,000 sold
1.3× the Mazda CX-9’s rate
- Complaints
- 12,385
- Sold
- 2,564,307
- Recall campaigns
- 59
- Open NHTSA investigations
- 3
Most complaints: 2008, 2011–2012 and 2014. Fewest: 2010, 2016 and 2019–2020. Every year →
Most-reported problems
-
Body control and other modules
Typically around 70,000 mi
-
Airbags, seatbelts and restraints
Typically around 83,000 mi
-
Stalling and no-start
Typically around 80,000 mi
-
Doors, windows, latches, seats and trim
Typically around 79,750 mi
-
Wiring harness, grounds and connectors
Typically around 81,350 mi
Mazda CX-9
38.1 complaints per 10,000 sold
21% fewer than the Jeep Grand Cherokee
- Complaints
- 1,448
- Sold
- 379,754
- Recall campaigns
- 12
- Open NHTSA investigations
- 0
Most complaints: 2008, 2010, 2012 and 2016. Fewest: 2015 and 2019–2021. Every year →
Most-reported problems
-
Master cylinder and booster
Typically around 67,000 mi
-
Head gasket and cylinder head
Typically around 106,000 mi · repair $1,620–$3,010
-
Airbags, seatbelts and restraints
Typically around 53,625 mi
-
Control arms, ball joints and bushings
Typically around 107,300 mi · repair $230–$700
-
Cooling system: radiator, water pump, thermostat, fan
Typically around 107,300 mi · repair $260–$1,910
Common questions
Which has fewer problems, the Jeep Grand Cherokee or the Mazda CX-9?
For 2007–2021 models, the Mazda CX-9 has 38.1 owner complaints per 10,000 sold and the Jeep Grand Cherokee has 48.3, counting the same model years for both.
What is the most common problem on the Jeep Grand Cherokee?
The most-reported problem on the Jeep Grand Cherokee is body control and other modules, typically around 70,000 miles.
What is the most common problem on the Mazda CX-9?
The most-reported problem on the Mazda CX-9 is master cylinder and booster, typically around 67,000 miles.
Which Jeep Grand Cherokee and Mazda CX-9 years have the most complaints?
Relative to each vehicle's typical year: Jeep Grand Cherokee: 2008, 2011–2012 and 2014; Mazda CX-9: 2008, 2010, 2012 and 2016.
Source: NHTSA owner complaints, recalls and investigations; US sales from public industry figures; repair costs from book labor hours and parts pricing at national rates. Complaints are self-reported and not independently verified. Problem lists cover each vehicle’s full history. This is not a recommendation to buy or avoid either vehicle.