1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

Leaking coolant and kind find where

Old 09-02-2009, 10:06 PM
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Default Leaking coolant and kind find where

well this is kind of a bad hello as this of my first post but i just bought a 96 se and so far so good i paid for it with a $1000 rc car lol but the guy put an entire new crate motor in it 30000km ago (yes im canadain sorry) thats the only reason i bought it

well any way i just noticed a coolant leak and its pretty bad while the engine runs is poors

the leak that i can see is pooring betreen the oil pan and the tranny pan but i cant find a hose or anything

the water pump is fine same with the belt tensioner both of the large hoses are goo its where i cant see it or am i looking in the wrong spot?


please help if you need more info ill do my best to provide an awnser
Old 09-02-2009, 10:36 PM
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Check the gasket between between the Throttle Body and Upper Intake Manifold (UIM)
Old 09-03-2009, 01:10 AM
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nope thats not it from every angle i see the engine is dry but when i get underneath right between both oil pans it pours right arount the fly wheel
Old 09-03-2009, 02:09 AM
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Check where you knock sensors are, they use to be drain plugs. Might be brass plugs that have rotted out. try taking the splash plat off and see if you can get a better view.
Old 09-04-2009, 12:13 AM
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Mine is doing the same thing, where do I find the knock sensors?
Old 09-04-2009, 04:13 PM
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Knock sensors are on the bottom side of he bottom in the middle about. One on each side of the block.
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