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Old 10-05-2017, 10:34 PM   #1
C.20
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Intake Manifold Gasket Gone Bad Symptoms

Does anyone know the symptoms of a intake manifold gasket going bad
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Old 10-05-2017, 11:36 PM   #2
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Re: Intake Manifold Gasket Gone Bad Symptoms

Lean codes usually will set at idle when cold. Also a high idle speed. They seem to really show up at start up in the morning. What symptoms do you have?
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Old 10-05-2017, 11:44 PM   #3
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Re: Intake Manifold Gasket Gone Bad Symptoms

Lean codes usually will set at idle when cold. Also a high idle speed. They seem to really show up at start up in the morning. What symptoms do you have?
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Old 10-07-2017, 11:10 AM   #4
truckdude239
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Re: Intake Manifold Gasket Gone Bad Symptoms

Lean codes p0300 random misfire code rough idle when cold and so on
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Old 10-07-2017, 04:24 PM   #5
Bladeboy1998
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Re: Intake Manifold Gasket Gone Bad Symptoms

Runs lean, po300 codes, rough idle almost bad enough to stall, mine got so bad that I heard a whistle.
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Old 10-07-2017, 04:28 PM   #6
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Re: Intake Manifold Gasket Gone Bad Symptoms

Oil looks like a milkshake from coolant getting mixed in.
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Old 10-10-2017, 10:27 PM   #7
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Re: Intake Manifold Gasket Gone Bad Symptoms

Quote:
Originally Posted by Flying Hamster View Post
Oil looks like a milkshake from coolant getting mixed in.
If its a ls 4.8 5.3 or 6.0 no coolant though intake
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