Stalling or Low Engine Idle Speed Due to Dirty Throttle Body on Chevrolet Silverado 2500

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.

RepairPal Verified
Average mileage: 122,000 (122,000–122,000)
Engine affected: Gasoline
5 model years affected: 1999, 2001, 2002, 2003, more2004
6 people reported this problem
0 people shared problem details
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