well truck all fixed. turns out a 45 dollar part, oil control valve, was the culprit. Unfortunately it's not easy to get to.
Case Number: S1118000063
Release Date: 01/20/2012
Symptom/Vehicle Issue: MIL Illumination/Check Engine Light On And /Or DTC P0016,P000B Active
Diagnosis:
Scan vehicle modules for DTC using wiTech if P0016 and or P000B are active proceed with repair procedure.
Repair Procedure:
Inspect the Variable Valve Timing Oil Control Valve for distorted or missing filter screens
my screens were all messed up! new part is better made with no screens.