Buick Regal Problem Report

Buick Regal Engine Oil Leak From Intake Manifold Gasket

(11 reports)

The intake manifold gasket can develop external engine oil leaks. The intake manifold will need to be removed and the gaskets replaced to correct this issue.

Oil mixing with coolant. Bad intake manifold gasket. -
This is also time to install new injector seals. Check for a coolant airlock via "coolant line valve, (same size as a tire valve)" after evac. , otherwise chance heat damage to heads . Use engine oil flush, siliconed areas have to be clean. Do a second oilchange a week later, three years later, change out your expired acidic gasket eating coolant . -
Rough idiling and running. Oil in coolant. Smoking. -
got my oil change a few weeks ago and was told i need a new intake manifold gasket, because oil is leaking into my coolant -
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