I'll probably have to take it into the dealer again.

Address 01: Engine
Controller: 4D1 907 558 D
Component: 4.2l V8/5VT 0003
Coding: 0006752
Shop #: WSC 02136
2 Faults Found:
16840 - EVAP System: Very Small Leak Detected
P0456 - 002 - Lower Limit Exceeded - Intermittent
17887 - Brake Boost Vacuum System: Mechanical Failure
P1479 - 008 - Implausible Signal
Readiness: 0000 0000