2021 Cadillac CT4 specs
Maintenance specs from the 2021 Cadillac CT4 owner's manual. Open a spec for every version and the page it's printed on.
Engines covered: 2.0L L4 Turbo Engine (LSY), 2.7L L4 Turbo Engine (L3B)
Engine & fluids
Tires & wheels
Capacities & towing
Coolant
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 2.0L L4 Engine | 11.0 qtcapacity | “I2.0L L4 Engine 10.4 L 11.0 qt” | PDF page 397 ↗ |
| 2.7L L4 Engine | 13.7 qtcapacity | “I2.7L L4 Engine 13.0 L 13.7 qt” | PDF page 397 ↗ |
Lug nut torque
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| All versions | 100 lb ft | “Wheel Nut Torque (M12) 140 Y 100 lb ft” | PDF page 398 ↗ |
Spark plugs
| Applies to | Value | Manual says | Page |
|---|---|---|---|
| 2.0L L4 Turbo Engine (LSY) | 0.65–0.75 mm (0.026–0.030 in)gap | “2.0L L4 Turbo Engine (LSY) K Automatic 0.65–0.75 mm (0.026–0.030 in)” | PDF page 398 ↗ |
| 2.7L L4 Turbo Engine (L3B) | 0.65–0.75 mm (0.026–0.030 in)gap | “2.7L L4 Turbo Engine (L3B) L Automatic 0.65–0.75 mm (0.026–0.030 in)” | PDF page 398 ↗ |
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