Cobalt L4-2.2L (2008)
11. Install the crankshaft sprocket with timing mark at the 5 o'clock position.
12. Lower the timing chain through the opening in the top of the cylinder head. Carefully ensure that the chain goes around both sides of the cylinder
block bosses (1, 2).
13. Install the intake camshaft sprocket with the INT diamond at the 2 o'clock position.
Important: Always install NEW sprocket bolts.
14. Hand tighten a NEW intake camshaft sprocket bolt.
15. Route the timing chain around the crankshaft sprocket with the matching colored link aligning with the timing mark.