LaCrosse V6-3.6L (2007)
Important: Ensure that the camshaft timing chain and the camshaft position actuators are marked for proper assembly.
4. Align the exhaust camshaft actuator alignment mark (18) to the timing chain alignment mark (17) made during disassembly.
5. Ensure that the intake camshaft actuator alignment mark (15) and the timing chain alignment mark (16) are also aligned.