CTS Wagon RWD V8-6.2L SC (2011)
Coolant: Capacity Specifications
Cooling System ................................................................................................................................................................................. 12.5 quarts (11.8 liters)
Cooling System - Intercooler ................................................................................................................................................................ 2.4 quarts (2.3 liters)
NOTE: All capacities are approximate. When adding, be sure to fill to the approximate level. Recheck fluid level after filling.