When bleeding air from a cooling system, the CORRECT procedure often involves:

When bleeding air from a cooling system, the

Multiple choice — select the best answer

AFilling the system with the engine running at high RPM
BRemoving the lower radiator hose
CFilling the recovery tank only
DOpening the bleeder valve(s) while filling the system

✓ Correct answer: D. Opening the bleeder valve(s) while filling the system Opening the bleeder valve(s) while filling the system allows trapped air to escape as the system fills with coolant, which is essential for proper cooling system function.

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When bleeding air from a cooling system, the CORRECT procedure often involves:

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