August 24: GM Engine Failure Investigation Includes Nearly 1 Million Vehicles investigations | 0 days ago
July 18: GM Class Action Lawsuit Focuses on Radiator Hose Connector news | 37 days ago
July 11: Wrongful Death Lawsuit Blames Both Chrysler and GM news | 44 days ago
July 5: GM Rear Sliding Window Water Leaks Cause Lawsuit news | 50 days ago
June 8: GM Files Motion to Dismiss L87 Engine Lawsuit news | 77 days ago
4.0
definitely annoying- Typical Repair Cost:
- $600
- Average Mileage:
- 100,000 miles
- Total Complaints:
- 1 complaints
Most Common Solutions:
- replaced knock sensor (1 reports)
engine problem
Helpful websites
- No one has added a helpful site for this 2001 Silverado 2500 problem yet. Be the first!





A D V E R T I S E M E N T S
Had an engine knock really bad , took to GM Dealer and replaced the knock sensor . Problem fixed .
- brianohio, Zanesville, OH, US