Normally between 30 and 50 percent of the engine's coolant remains in the system after the radiator has been drained.

Name: Normally between 30 and 50 percent of the engine's coolant remains in the system after the radiator has been drained.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

When the radiator is drained, not all of the coolant is removed from the system because coolant also remains in the engine block and heater core, making it impossible to remove all of it through the radiator alone.

Normally Between 30 and 50 Percent of the Engine's Coolant