Component Location: Notes
| ITEM | DESCRIPTION |
|---|---|
| 1 | Instrument Cluster (IC) |
| 2 | Hill Descent Control (HDC) and Range Control switchpack (coil spring vehicles) |
| 3 | Terrain Response (TR) switchpack (air suspension vehicles) |
| 4 | Rear differential |
| 5 | Rear Differential Control Module (RDCM) |
| 6 | Air suspension control module |
| 7 | Transfer case (center differential and high/low range) |
| 8 | Engine Control Module (ECM) |
| 9 | Anti-Lock Brake System (ABS) control module |
| 10 | Transfer Case Control Module (TCCM) |