3500 4x4 Pickup L6-359 5.9L DSL Turbo (1996)
EGR Control Solenoid: Description and Operation
The content of this article reflects changes called for in TSB 26-03-96.
CIRCUIT OPERATION
When the ignition switch is in the START or RUN position, it connects circuit A1 from fuse 3 in the Power Distribution Center (PDC) to circuit
A21. Circuit A21 feeds circuit F18 through fuse 9 in the fuse block. Circuit F18 powers the EGR solenoid. The Powertrain Control Module
(PCM) provides ground for the solenoid on circuit K35.