Control Units
CONTROL UNITS LOCATION
| Component | Location | |
|---|---|---|
| CHECK ENGINE Light Driver Module (6.2L) | Under left side of dash, taped to harness. | |
| Cruise Control Module | Mounted on left side of steering column support. | |
| Electronic Control Module (ECM) | ||
| Engine Compartment | Under right side of dash. See Figure . | |
| Engine | Under right side of dash. See Figure . | |
| Elec. Spark Control (ESC) Module | ||
| Engine Compartment | On top right side of engine. See Figure . | |
| Engine | On top right side of engine. See Figure . | |
| Fuel Pump Module (5.7L H/D) | Under left side of dash on brake pedal support. See Figure . | |
| Glow Plug Controller (6.2L) | On left rear of intake manifold. | |
| Low Coolant Warning Module | Behind left side of dash. | |
| Powertrain Control Module (PCM) | Under left side of dash. | |
| Rear Wheel (ABS) Controller | Below brake master cylinder. | |
| Windshield Wiper Delay Module | On bottom of steering column. | |