Car Problem Reports

GMC Sierra 2500 Stalling or Low Engine Idle Speed Due to Dirty Throttle Body

 
GMC Sierra 2500 Problem
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Model Years Affected: 1999, 2000, 2001, 2002, 2003, 2004

Engine Affected: Gasoline

Average Mileage: 147,466 mi (112,000 mi - 200,400 mi)

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A dirty throttle body may cause a lower than normal idle and possible stalling condition. Performing a throttle body service will commonly correct this concern.

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