Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Cruise Control Module | Under dash on bracket at right of steering column. |
| Electronic Control Module (ECM) | Under right side of dash. |
| Elect. Spark Control (ESC) Module (4.3L) | On bracket at rear of right cylinder head. See Figure. |
| Elect. Spark Control (ESC) Module (4.3L Federal) | Under right side of dash. |