2025 Chevrolet Trailblazer Maintenance Schedule & Costs
Complete maintenance schedule for the 2025 Chevrolet Trailblazer. See service intervals, costs, and DIY savings potential.
Annual Maintenance Costs
Estimated Annual Cost
$250 - $650
DIY Savings Potential
$300/year
Follow the Oil Life System, with oil and tire service generally performed every 7,500 miles or at least annually. The Trailblazer uses a timing chain with no scheduled replacement interval; replace filters, spark plugs, fluids, and other items at the listed mileage or time intervals.
Service Schedule
Oil Change
Every 7,500 miles / 12 months
$60 - $110
DIY: easy | critical
Tire Rotation
Every 7,500 miles / 12 months
$25 - $60
DIY: moderate | important
Brake Inspection
Every 7,500 miles / 12 months
$0 - $60
DIY: moderate | critical
Cabin Air Filter Replacement
Every 22,500 miles / 24 months
$35 - $90
DIY: easy | recommended
Engine Air Filter Replacement
Every 45,000 miles / 48 months
$40 - $110
DIY: easy | important
Transmission Fluid Service
Every 150,000 miles / 120 months
$180 - $350
DIY: difficult | important
Transmission Fluid Service under Severe Use
Every 45,000 miles / 36 months
$180 - $350
DIY: difficult | important
Coolant Flush
Every 150,000 miles / 60 months
$150 - $275
DIY: moderate | important
Spark Plug Replacement
Every 97,500 miles / 84 months
$180 - $400
DIY: moderate | important
Timing Chain Inspection
Every miles / months
$0 - $150
DIY: professional | recommended
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