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Home >> GMC >> 1988 >> Forward Control 6.2 J, Standard >> Repair and Diagnosis >> Electrical >> Component Locations >> Electrical Component Locator >> Control Units

Control Units

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CONTROL UNITS LOCATION

Component Location
Coolant Level Module Under dash.
Cruise Control Module On brake pedal bracket.
Electronic Control Module (ECM) Under driver's seat.
Elect. Spark Control (ESC) Module On top right side of engine.
Glow Plug Controller (Diesel) On left rear of intake manifold.
Light Driver Module (Diesel) Under right side of dash.
Windshield Wiper Pulse Module On bracket, below steering column.