Silverado 3500 4WD V8-6.0L (2007)
1. Remove the cylinder head and gasket.
2. Remove the valve lifter guide bolts (211).
3. Remove the valve lifter guides (210) with the lifters. Note the installed position of the guides. The notched area of the guides is to align with the
locating tab on the engine block.
4. Remove the valve lifters (209, 219) from the guide (210).
Important: The active fuel management lifters are installed into the guide by aligning the notched area of the guide (1) with the raised
surface on the side of the lifter (2).
