Fluid · Coolant
Coolant
for 2026 Cadillac CT4 2.0L Turbo I4 · RWD
Fluid Type
Dexcool orange extended life 50/50
Spec: GM 6277M or DEX-COOL approved
Capacity
10.5qt
9.93 L
Drain & Refill
9 qt
8.51 L
Change Interval
150,000 mi
241,350 km
Notes
First change 150k miles, then every 5 years/150k miles
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