Car Problem Reports

Chevrolet Suburban 2500 Idling Problems Due to Vacuum Leak in Throttle Body Gasket

Chevrolet Suburban 2500 Problem
8 Reports
Me Too

Model Years Affected: 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999

Engine Affected: Gasoline


An engine vacuum leak may develop from the throttle body gasket causing a higher than normal idle speed. Failed gaskets should be replaced.

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