2016 Mazda CX-9: common problems and reliability

The 2016 Mazda CX-9 has 99 owner-filed NHTSA complaints and 0 recalls 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. frequency: very frequent (dominant topic in discussions).

Safety record for the 2016 model year

99
Owner complaints
0
Recalls
3
Crash reports
1
Fire reports

Source: NHTSA complaints and recalls filed for 2016 Mazda CX-9 vehicles (US, public record).

Where owners report problems

engine
61
electrical system
14
service brakes
11
power train
9
fuel/propulsion system
7

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. Long-term owner reports consistently highlight its car-like, sporty handling, comfortable and quiet cab

  • 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. Frequency: very frequent (dominant topic in discussions).
  • High oil consumption in some later models — Mentioned alongside the cylinder head issue as a potential problem for some vehicles. Frequency: recurrent.
  • Wide turning radius — Noted as requiring adjustment due to the vehicle's length. Frequency: isolated.
  • Heavy steering feel — Described as sport-oriented but heavier than some competitors. Frequency: isolated.

Owner insights cover all generations of the CX-9.

Typical used price

Used CX-9 listings typically run $16,249–$25,499 across 2010 to 2023 model years.

Other CX-9 model years

2013 CX-92010 CX-92007 CX-9
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