2021 Mazda Cx 9 Maintenance Schedule & Costs
Complete maintenance schedule for the 2021 Mazda Cx 9. See service intervals, costs, and DIY savings potential.
Annual Maintenance Costs
Estimated Annual Cost
$400 - $800
DIY Savings Potential
$300/year
The 2021 Mazda CX-9 follows manufacturer-recommended intervals primarily based on Schedule 1 for normal driving, with oil changes every 7,500 miles or 12 months. Key services like spark plugs at 40,000 miles and coolant at 120,000 miles ensure longevity.
Service Schedule
Oil Change
Every 7,500 miles / 12 months
$50 - $100
DIY: easy | critical
Tire Rotation
Every 7,500 miles / 6 months
$20 - $40
DIY: easy | important
Brake Inspection
Every 15,000 miles / 12 months
$40 - $80
DIY: moderate | critical
Cabin Air Filter
Every 25,000 miles / 24 months
$30 - $70
DIY: easy | recommended
Engine Air Filter
Every 35,000 miles / 36 months
$40 - $80
DIY: moderate | important
Transmission Fluid
Every 60,000 miles / 60 months
$150 - $300
DIY: difficult | important
Coolant Flush
Every 120,000 miles / 120 months
$150 - $250
DIY: difficult | critical
Spark Plugs
Every 40,000 miles / 48 months
$200 - $400
DIY: difficult | critical
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