1995 Lexus ES 300 coolant leak

1995 LEXUS ES 300
3.0L • V6 • FWD • AUTOMATIC
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JJ0728
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i just did a coolant flush on a car just bought... found a leak and since then sister has installed a radio and now the leak seems to be worst i have a picture i dont know what part this is and dont know if i should replace or seal it please help
Oct 26, 2015 at 6:13 AM
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HMAC300
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I think it 's your engine coolant temp sender for the gauge. replace it.
Oct 26, 2015 at 7:57 AM