Sierra 1500 4WD V8-6.0L (2007)
9. Align the CMP actuator so the timing mark is in the 6 o'clock position.
10. Install the CMP actuator (235) and timing chain (208). Align the hole in the face of the CMP actuator with the locating pin on the front face of the
camshaft.
11. Place a straight edge across the front face of the engine block and inspect for proper installation of the CMP actuator and timing chain. With the
CMP actuator properly and completely installed onto the front of the camshaft, the timing chain will not protrude beyond the front face of the
engine block.