GHG17 DD Medium Duty Operators Manual Engine Indentification Engine Components - GHG17 Medium Duty Platform GHG17 Medium Duty Platform engine components are shown below: DD5 Engine Components For general views of the Detroit™ DD5 engine and major components, see the following: Table 3. DD5 Left Side View 1. Water Pump 6. Single-Stage Air Compressor 2. Coolant Thermostat 3. Fuel Rail 7. Motor Control Module (MCM) 8. Fuel Filter Module 4. Hydrocarbon Doser Block 5. High Pressure Fuel Pump 9. Exhaust Gas Recirculation (EGR) Valve All information subject to change without notice. 19 DDC-SVC-MAN-0192 Copyright © 2017 DETROIT DIESEL CORPORATION