Express 3500 V8-6.6L DSL Turbo (2008)
Glow Plug Control Module: Service and Repair
Glow Plug Control Module Replacement
Removal Procedure
1. Disconnect the negative battery cable.
2. Remove the engine cover.
3. Disconnect the engine wiring harness electrical connector (1) from the glow plug control module.
4. Disconnect the positive battery cable (1) from the glow plug control module.