Car Problem Reports

Ford Bronco Upper Intake Manifold Gasket May Break and Get Drawn Into Engine

Ford Bronco Problem
3 Reports
Me Too

Model Years Affected: 1990, 1991

Engines Affected: 5.0L V8, 5.8L V8


The upper intake manifold gasket may fail, causing an engine vacuum leak and a high idle condition. A damaged intake gasket should be replaced.

  • exgasdriver, , 5.0L V8, 95,000 mi

    89 bronco idling at between 1800-2000 rpms, upper intake manifold had 2" piece of gasket missing. Replaced gasket and now at first start up idles at between 1800-2000 till warm then idles at 600-700.

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