2021 Nissan Altima maintenance schedule
Every service on the 2021 Altima, with its interval and an estimated cost.
The 2021 Nissan Altima oil change interval is every 10,000 mi or 12 months, whichever comes first (estimated cost $35–$75). Oil Control System (OCS) vehicle: change when the oil replacement indicator shows (within 2 weeks or 500 mi); the schedule lists oil and filter at every 10,000 mi / 12 mo. If the OCS resets early or is inoperative, change within 6 months or 5,000 mi. Severe driving makes the OCS display earlier; there is no separate severe mileage.
- Spark Plugs
- 105,000mi
- ≈ 169,000km
- Engine Coolant
- 105,000mi
- ≈ 169,000km
- 84 mo
Service intervals
From the 2021 Nissan Altima schedule. Rows marked “GarageHub estimate” are not taken from the manufacturer's maintenance schedule. Check your owner's manual for those.
| Service | Every | Est. Cost | Status |
|---|---|---|---|
| Engine Oil & FilterSafety itemOil Control System (OCS) vehicle: change when the oil replacement indicator shows (within 2 weeks or 500 mi); the schedule lists oil and filter at every 10,000 mi / 12 mo. If the OCS resets early or is inoperative, change within 6 months or 5,000 mi. Severe driving makes the OCS display earlier; there is no separate severe mileage. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | $35–$75 | |
| Engine Oil & FilterSafety itemOCS vehicle: change when the indicator shows; schedule lists oil and filter every 7,500 mi / 12 mo. If the OCS is inoperative, change within 6 months or 3,750 mi. | 7,500 mi / 12 mo≈ 12,000 km / 12 mo | $35–$75 | |
| Tire Rotation2021+ manuals list it in every 5,000 mi / 6 mo block; 2019-2020 manuals: 'Tires should be rotated every 5,000 miles'. | 5,000 mi / 6 mo≈ 8,000 km / 6 mo | $25–$50 | |
| Tire Rotation | 7,500 mi / 12 mo≈ 12,000 km / 12 mo | $25–$50 | |
| Engine Air FilterReplace more often in dusty conditions. | 30,000 mi / 36 mo≈ 48,000 km / 36 mo | $20–$45 | |
| Engine Air FilterReplace more often in dusty conditions. | 30,000 mi / 48 mo≈ 48,000 km / 48 mo | $20–$45 | |
| Cabin Air Filter2021+ interval. The 2019-2020 manuals say 15,000 mi / 18 mo. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | $25–$60 | |
| Cabin Air Filter2021+ interval. The 2019-2020 manuals say 11,250 mi / 18 mo. | 7,500 mi / 12 mo≈ 12,000 km / 12 mo | $25–$60 | |
| Brake FluidSafety itemSevere: replace every 10,000 mi / 12 mo. | 20,000 mi / 24 mo≈ 32,000 km / 24 mo | $100–$180 | |
| Brake FluidSafety itemSevere: replace every 7,500 mi / 12 mo. | 15,000 mi / 24 mo≈ 24,000 km / 24 mo | $100–$180 | |
| Brake InspectionSafety itemInspect brake pads, rotors, lines and cables. Severe: inspect pads and rotors every 5,000 mi / 6 mo. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | $150–$400 | |
| Brake InspectionSafety itemSevere: inspect pads and rotors every 3,750 mi / 6 mo. | 7,500 mi / 12 mo≈ 12,000 km / 12 mo | $150–$400 | |
| CVT Fluid (inspect)Normal service: inspect only; no scheduled replacement. Severe: 2021+ manuals list 'Replace CVT transmission fluid' at 60,000 and 120,000 mi. 2019-2020 manuals: with a car-top carrier or on rough/muddy roads, have the dealer check CVT fluid deterioration every 60,000 mi and change if needed, or change it every 60,000 mi if not inspected. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | $150–$250 | |
| CVT Fluid (inspect)Normal service: inspect only. Severe: replace at 60,000 mi (2021+ manuals); 2019-2020: car-top carrier or rough roads, check deterioration or change every 60,000 mi. | 7,500 mi / 12 mo≈ 12,000 km / 12 mo | $150–$250 | |
| Transfer Case Fluid (inspect, AWD)AWD models only (AWD is PR25DD only). Severe (car-top carrier, rough or muddy roads): change every 20,000 mi / 24 mo. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | — | |
| Rear Differential Fluid (inspect, AWD)AWD models only. Severe: change every 20,000 mi / 24 mo. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | — | |
| Spark PlugsMileage only. Replace early if the gap exceeds 0.053 in (PR25DD) or 0.049 in (KR20DDET). | 105,000 mi≈ 169,000 km | $100–$200 | |
| Engine CoolantFirst replacement at 105,000 mi / 84 mo, then every 75,000 mi / 60 mo. Nissan Long Life Antifreeze/Coolant (blue). | 105,000 mi / 84 mo≈ 169,000 km / 84 mo | $100–$200 | |
| Drive Belt InspectionStarts after 40,000 mi / 48 mo, then every 10,000 mi / 12 mo. | 10,000 mi / 12 mo≈ 16,000 km / 12 mo | $80–$150 | |
| Drive Belt InspectionStarts after 30,000 mi / 48 mo, then every 7,500 mi / 12 mo. | 7,500 mi / 12 mo≈ 12,000 km / 12 mo | $80–$150 | |
| Battery Inspection & ReplacementGarageHub estimateSafety item | 36 mo | $100–$200 |
≈ converted from the other unit and rounded.
Est. costs are US-typical, in USD.
- 0 Due now
- 0 Within 5,000 mi
- 0 Later
Ask Rev about my Altima
GarageHub · Free · Your AI MechanicOpenThe 2021 Nissan Altima is a mid-size sedan with a CVT transmission that requires careful fluid monitoring and regular maintenance to avoid costly drivetrain repairs. This schedule covers both the standard 2.5L and optional 2.0L VC-Turbo models and follows Nissan's recommended intervals for maximum reliability and resale value.
What happens if you skip it
- Skipping CVT fluid changes is the primary cause of transmission shudder, slipping, and complete CVT failure (repair cost $3,000–$5,000+) in 2021 Altimas.
- Neglecting brake fluid flushes leads to moisture absorption, corrosion of brake calipers and master cylinders, and reduced braking performance or brake failure.
- Skipping tire rotations causes uneven wear, reduced traction, and premature tire replacement.
- Delaying engine air filter replacement reduces fuel economy by 5–10% and can allow dirt ingestion into the engine, causing premature wear.
- Postponing battery replacement when voltage is low can leave you stranded and may damage the alternator due to overcharging.
Common issues at higher mileage
- 60,000+ mi
- CVT transmission shudder, hesitation, or slipping—often caused by low or contaminated CVT fluid; fluid change is critical preventive maintenance.
- 80,000+ mi
- Brake pad wear and rotor scoring; Altima brakes are prone to uneven wear if tires are not rotated regularly.
- 100,000+ mi
- Spark plug fouling and rough idle; OEM plugs should be replaced at 105k miles to avoid catalytic converter stress.
- 120,000+ mi
- Coolant leaks from water pump or heater hose connections; inspect hoses for cracks and weeping at 105k miles.
- 140,000+ mi
- Transmission control module (TCM) software issues or CVT solenoid failure; may require reprogram or solenoid replacement ($500–$1,500).
Common questions about the 2021 Nissan Altima
How often does a 2021 Nissan Altima need an oil change?
The 2021 Nissan Altima oil change interval is every 10,000 mi or 12 months, whichever comes first (estimated cost $35–$75). Oil Control System (OCS) vehicle: change when the oil replacement indicator shows (within 2 weeks or 500 mi); the schedule lists oil and filter at every 10,000 mi / 12 mo. If the OCS resets early or is inoperative, change within 6 months or 5,000 mi. Severe driving makes the OCS display earlier; there is no separate severe mileage.
What maintenance does a 2021 Nissan Altima need?
The services not to skip on a 2021 Nissan Altima: engine oil & filter every 10,000 mi / 12 mo; engine oil & filter every 7,500 mi / 12 mo; brake fluid every 20,000 mi / 24 mo; brake fluid every 15,000 mi / 24 mo; brake inspection every 10,000 mi / 12 mo. The table above lists every service with its interval and an estimated cost.
What goes wrong on a Nissan Altima at higher mileage?
What owners report as the miles add up — 60,000+ mi: CVT transmission shudder, hesitation, or slipping—often caused by low or contaminated CVT fluid; fluid change is critical preventive maintenance. 80,000+ mi: Brake pad wear and rotor scoring; Altima brakes are prone to uneven wear if tires are not rotated regularly. 100,000+ mi: Spark plug fouling and rough idle; OEM plugs should be replaced at 105k miles to avoid catalytic converter stress. 120,000+ mi: Coolant leaks from water pump or heater hose connections; inspect hoses for cracks and weeping at 105k miles. 140,000+ mi: Transmission control module (TCM) software issues or CVT solenoid failure; may require reprogram or solenoid replacement ($500–$1,500).
Keep this schedule for your Altima
Log what you've done, get reminded what's next. Rev knows the intervals for your Altima.