what is a lower intake gasket

2006 CHEVROLET IMPALA
96,000 MILES
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PPEEK1
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the vehicle is leaking coolant. i thank from the water pump or bi pass hose. a mach told me it was the lower intake gasket.
Jan 4, 2012 at 11:07 PM
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CARADIODOC
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That's the gasket where the intake manifold assembly sits on the engine block. GM does have a lot of trouble with them leaking.
Jan 4, 2012 at 11:24 PM