Silverado 1500

Stalling or Low Engine Idle Speed Due to Dirty Throttle Body on Chevrolet Silverado 1500

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.

Problem Data
RepairPal Verified
Average mileage: 129,125 (49,500–190,000)
Engines affected: 4.8L V8, 5.3L V8
4 model years affected: 2000, 2003, 2006, 2007
8 people reported this problem
Viewing 1 - 3 of 3 comments
low idle RPM- 450 or so. Has died on occasion; and of course only at the most inconvenient times.
idle problems replaced master flow valve still have same idle problem ,almost cuts off at times and surges when rpm goes up