Sierra 1500 2WD V6-4.3L (2008)
Notice: Completely engage the J 38606 jaws on the valve spring. The J 38606 may slip off and scratch the valve spring. Replace the valve spring
if the valve spring becomes scratch.
8. Use J 38606 when J 5892-D will not fit.
9. Remove the valve keys (1).
10. Carefully release the valve spring tension.
11. Remove the J 5892-D or the J 38606 .
12. Remove the valve spring cap (2) and valve spring (3).
13. Remove the valve stem oil seal (4).
Installation Procedure
Important: The exhaust valve oil stem seal has the letters EX (1) molded into the top of the seal. The exhaust valve oil stem seal material
is brown in color (2) with a white stripe (3) painted onto the outside diameter of the seal, or the material may be red in color (2) with no
paint stripe. The intake valve oil seal is black in color.
1. Assemble the valve into the proper valve guide.
2. Select the proper valve stem oil seal for the specific valve guide.
3. Lubricate the valve stem oil seal and the outside diameter of the valve guide with clean engine oil.
4. Assemble the valve stem oil seal onto the valve stem.
