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Model Years Affected: 2001, 2002, 2003, 2004, 2005, 2006, 2007
Engines Affected: 6.0L V8, Gasoline
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.
Q&A > GMC > 2004 GMC Sierra 2500 HD
Q&A > GMC > 2001 GMC Sierra 2500 HD
Q&A > GMC > 2005 GMC Sierra 2500 HD