2. The condition of the hoses can be determined by compressing them. Replace stiff, porous or cracked hoses immediately.
3. Are the hoses tight on the connectors?
4. Are the hose clamp pinch bolts tight? During driving and at full operating pressure in the cooling system, they can loosen. Replace rusty clips.
At engine operating temperature, wear and damage to the hoses can be identified by squeezing the hoses tightly
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