The wafers themselves can wear down (so much so that in some cases the key can be removed while the engine is running), break or stick in a raised position, preventing the key from rotating.
Q: My key fob broke into pieces ... I am interested in a 2021 Chevy Silverado 1500 LT pickup with 52,253 miles. It has an engine size 2.7L14. What does that mean? Are there any problems with ...