2020 Chevrolet Impala Maintenance
Manufacturer-Recommended Service Schedule
The manufacturer-recommended maintenance schedule for the 2020 Chevrolet Impala is shown above. Keeping up with these service intervals prevents premature wear, maintains fuel economy, and protects your powertrain warranty.
The most critical intervals are engine oil changes (typically every 5,000–10,000 miles for full synthetic), tire rotation (every 5,000–7,500 miles), and brake fluid (every 2–3 years). Always verify intervals against your owner's manual — the schedule varies by driving conditions.
| Service Item | Interval | Notes |
|---|---|---|
| Engine Oil & Filter | 7,500 mi / 12 mo | Dexos1 5W-30 synthetic blend, 5.5 qt (2.5L) or 6 qt (3.6L V6) |
| Tire Rotation | 7,500 mi / 6 mo | Rotate every oil change |
| Cabin Air Filter | 22,500 mi / 24 mo | Located behind glove box |
| Engine Air Filter | 45,000 mi / 48 mo | Inspect at 22,500 mi |
| Brake Fluid | 45,000 mi / 36 mo | DOT 3 |
| Transmission Fluid | 45,000 miles | 6-speed automatic; Dexron VI |
| Coolant | 150,000 miles | Dex-Cool OAT; then every 30,000 mi |
| Spark Plugs | 97,500 miles | Iridium-tipped; AC Delco 41-114 |
| Serpentine Belt | 90,000 miles | Inspect at 60,000 mi |
| Battery | 60 months | Inspect annually |
Key Fluid & Maintenance Specs
Motor Oil
5W-30 Full Synthetic — 6 qt
Lug Nut Torque
110 ft-lbs
Brake Fluid
DOT 3
Coolant
Dex-Cool (OAT)
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