2004 4.2L I6 chevrolet trailblazer head gasket day 4 and 5

This is day 4 and 5 of a series videos showing the entire disassembly and replacement of the head gasket on a 2004 Chevrolet Trailblazer 4.2L I6. There are 5 separate videos showing various disassembly and reassembly. Video shows how to reset the timing chain tensioner plunger. Video also includes how to deal with broken bolts and torquing issues. Show the cam shaft Phaser VVT movement and setting.