2024 Cadillac Ct4 Maintenance
Manufacturer-Recommended Service Schedule
The manufacturer-recommended maintenance schedule for the 2024 Cadillac Ct4 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 Gen2 0W-20 synthetic (2.0L turbo) or 5W-30 (2.7L turbo), 5.3 qt (2.0L) |
| 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 | 10-speed automatic; Mobil 1 Synthetic LV ATF HP |
| Coolant | 150,000 miles | Dex-Cool OAT; then every 30,000 mi |
| Spark Plugs | 60,000 miles | Iridium-tipped |
| Serpentine Belt | 90,000 miles | Inspect at 60,000 mi |
| Battery | 60 months | Inspect annually |
Key Fluid & Maintenance Specs
Motor Oil
0W-20 Full Synthetic — 6 qt
Lug Nut Torque
100 ft-lbs
Brake Fluid
DOT 3
Coolant
Dex-Cool (OAT)
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