Car Problem Reports
GMC Yukon XL 1500 Stalling or Low Engine Idle Speed Due to Dirty Throttle Body
GMC Yukon XL 1500 Problem
Average Mileage: 135,000 mi (120,000 mi - 150,000 mi)
Visitor, 2003 GMC Yukon XL 1500, 120,000 mi
Solved by Throttle Body Cleaning. Watched youtube video on throttle body cleaning for 2003 Silverado. Took me 10 minutes and most of all, it acutally worked!