How to change timing chain on Silverado Sierra?
How to change timing chain on Silverado Sierra? You should just have to drop the front differential, or, since you have the top of the engine off you should be able to raise the engine enough to get the pan out without dropping the axle. Typical... The veteran resistant to change! Are there any issues with LS Motors timing chain? The only issues I have ever seen on the ls motors timing components are a result of huge cams. The ls3 style tensioner system can break with big thumping cams and the ls1 style cam sprocket bolts have been known...