Sierra 1500 2WD V6-4.3L VIN X (2004)
11. Remove the balance shaft drive gear.
12. Rotate the balance shaft so that the timing mark on the balance shaft driven gear is in the 6 o'clock position.
13. Position the balance shaft drive gear onto the engine camshaft.
14. Look to ensure that the balance shaft drive gear and the balance shaft driven gear timing marks are aligned.
15. Install the timing chain and the camshaft sprocket.
16. Install the valve lifter pushrod guide.
17. Install the A/C condenser.
18. Install the radiator.
