Posted on November 19, 2023 Home » GM 6.5 » GM/Detroit 6.5L ENGINE CONTROLS – Glow Plugs GM/Detroit 6.5L ENGINE CONTROLS – Glow Plugs Legend (1) Glow Plugs (2) Cylinder Head Related Posts GM/Detroit 6.5L ENGINE CONTROLS - Component Locator GM/Detroit 6.5L ENGINE CONTROLS - Schematics (Engine Sensors) GM/Detroit 6.5L - COOLANT PUMPThe pump is of the centrifugal vane impeller type. The impeller turns on a steel… GM/Detroit 6.5L - THERMOSTATA pellet-type thermostat in the coolant outlet passage controls the flow of engine coolant to… GM/Detroit 6.5L ENGINE CONTROLS - Schematics (Ignition System)