2021 Bmw M3 Maintenance Schedule & Costs
Complete maintenance schedule for the 2021 Bmw M3. See service intervals, costs, and DIY savings potential.
Annual Maintenance Costs
Estimated Annual Cost
$500 - $1,000
DIY Savings Potential
$400/year
The 2021 BMW M3 uses condition-based maintenance, with engine oil generally due every 10000 miles or 12 months and the initial break-in service due at approximately 1200 miles. The engine uses a timing chain with no scheduled replacement interval, while transmission fluid and coolant are long-life fluids typically serviced only at extended intervals or when indicated.
Service Schedule
Engine Oil and Oil Filter Change
Every 10,000 miles / 12 months
$180 - $300
DIY: moderate | critical
Initial Break-In Oil and Filter Change
Every 1,200 miles / 12 months
$180 - $300
DIY: moderate | critical
Tire Inspection and Rotation
Every 10,000 miles / 12 months
$0 - $80
DIY: easy | important
Brake System Inspection
Every 10,000 miles / 12 months
$0 - $120
DIY: moderate | critical
Brake Fluid Replacement
Every 0 miles / 24 months
$150 - $250
DIY: difficult | critical
Cabin Microfilter Replacement
Every 20,000 miles / 24 months
$50 - $150
DIY: easy | recommended
Engine Air Filter Replacement
Every 30,000 miles / 36 months
$100 - $250
DIY: moderate | important
Spark Plug Replacement
Every 30,000 miles / 36 months
$300 - $600
DIY: difficult | important
Rear Differential Fluid Replacement
Every 50,000 miles / 60 months
$200 - $400
DIY: difficult | recommended
Automatic Transmission Fluid and Filter Service
Every 60,000 miles / 60 months
$500 - $900
DIY: professional | recommended
Coolant Flush
Every 0 miles / 120 months
$200 - $400
DIY: difficult | recommended
Timing Chain Inspection
Every 0 miles / 0 months
$0 - $0
DIY: professional | recommended
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