Control Units
CONTROL UNITS LOCATION
| Component | Location | |
|---|---|---|
| Cruise Control Module | Mounted on right side of steering column support. | |
| Diesel Electronic Control (DEC) Module | Under right side of dash. | |
| Electronic Control Module (ECM) | ||
| 5.7L Component Location | Under right side of dash. See Figure . | |
| 5.7L Component View | Under right side of dash. See Figure . | |
| Elect. Spark Control (ESC) Module | On top right side of engine. See Figure . | |
| Fuel Pump Module (5.7L H/D) | Under left side of dash. See Figure . | |
| Glow Plug Controller (6.2L) | On left rear of intake manifold. | |
| Rear Wheel (ABS) Controller (1990 ONLY) | Below brake master cylinder. | |
| Windshield Wiper Delay Module | On bottom of steering column. | |