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GMC Yukon XL 2500 Problems

Stalling or Low Engine Idle Speed Due to Dirty Throttle Body on GMC Yukon XL 2500

Problem Description and Possible Solution

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.

(7 people reported this problem)

GMC Yukon XL 2500 Vehicles With This Problem

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Average mileage: (–)
7 model years affected: 2000, 2001, 2002, 2003, more2004, 2005, 2006
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Brake problem? Or maybe a faulty head gasket cylinder?
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