5.3L Erod Engine.............Check
4L60E Transmission.........Check
Dana 300 T-Case.............Check
T-Case Linkage...............Check
ECM & TCM.....................Check
Fuel System....................Check
Intake System.................Check
Vacuum System..............Check
Oil System.....................Check
Radiator & Fan................Check
Exhaust System..............Check
A/C System....................Check
Power Steering System....Check
Stereo System................Check
Speaker System..............Check
Subwoofer System...........Check
Bluetooth System............Check
iPod System....................Check
Shocks...........................Check
Wheel Bearings................Check
Brake System..................Check
Tires...............................Check
HID System.....................Check
Gauge & Gear Adjust........Check
Torsion Adjust & Align.......Check
Revive Exterior Plastics.....Check
Wax Exterior....................Check
Polish Headlights..............Check

What am I forgetting?