NOTE:
Identify each part as it is removed so that each item can be reinstalled in its original location.
Inspect the rocker arm shaft and the rocker arms.
If reused, the rocker arms must be installed in the their original locations.
Remove the rocker shaft bolt before removing the rocker shaft from the rocker shaft holder bridge.
Prior to reassembling, clean all the parts in solvent, dry them, and apply new engine oil to any contact points, the bearing surfaces, and lost motions.
When replacing the rocker arm assembly, remove the fastening hardware from the new rocker arm assembly.

HandsFreeLink System Description
HandsFreeLink Control Unit Connector for Inputs and Outputs
...
Voice Control System
Your vehicle has a voice control system that allows hands-free operation of
most of
the navigation system functions. You can also control the audio system, and make
and receive phone calls using B ...
Cylinder Head Inspection for Warpage
Remove the cylinder head.
Inspect the camshaft.
Check the cylinder head for warpage. Measure along the edges, and three
ways across the center:
If wa ...