Ignition Control Module
| Part No. | Spark Advance Test | Electronic EGR Time Delay | Electronic Throttle Control |
| 4289603 | 33 +/- 4 at 2000 | 45 | 60 Note: Hot after start 1 sec. kick. |
| 4289615 | 30 +/- 4 at 2000 | 28 | 60 Note: Hot after start 2 sec. kick. |
| 4289617 | 30 +/- 4 at 2000 | 65 | 60 Note: After start. |
| 4289908 | 36 +/- 4 at 2000 | 60 | 90 Note: Hot after start 2 sec. kick. |
| 4379082 | 45 +/- 4 at 2000 | 5 | --- Note: Information is not available |
| 4379096 | --- Note: 34 (degrees) +or- 4 (degrees) or 45 (degrees) +or- 4 (degrees) | 25 | 25 Note: After start 1 sec. kick. |
| 4379707 | 34 +/- 4 at 2000 | 25 | 25 Note: Hot after start. |
| 4379109 | 34 +/- 4 at 2000 | 25 | 25 Note: After start 1 sec. kick. |
| 4379236 | 42 +/- 4 at 2000 | 25 | 25 Note: Hot after start 1 sec. kick. |