Date registered: Mar 2005
Vehicle: '01-E320 & 02-ST2
Location: John 15:18-19
Mentioned: 0 Post(s)
Quoted: 35 Post(s)
That appears to be the weep hole for the water pump, it's letting you know that the internal seal has failed (absent the weep hole the hot coolant would instead very quickly flush the lubricant from the bearing, causing it to seize, and perhaps catastrophically.
Replace the pump, that's your solution.
Socialism is a philosophy of failure, the creed of ignorance, and the gospel of envy; its inherent virtue is the equal sharing of misery. (Winston Churchill)