2021 Subaru Ascent
90,000 mile service checklist
Here's exactly what your factory maintenance schedule calls for at this mileage — and what each item typically costs.
90,000 mile service
- Engine oil and filter change (0W-20 full synthetic)
- Tire rotation
- Inspect spark plugs — condition and gap
- Inspect CVT fluid (HP CVTF) level and condition
- Replace brake fluid
- Inspect timing chain, tensioner, and guides — lifetime component under normal use, no timing belt on the FA24
- Inspect accessory drive belt; replace if cracked or glazed
- Inspect turbocharger boost hoses and intercooler piping for cracking
- Full brake inspection front and rear