Control Units
CONTROL UNITS LOCATION
| Component | Location |
|---|---|
| Body Control Module (BCM) | Below front of center floor console. |
| Electronic Brake/Traction Control Module (EBTCM) | Near left front shock tower. See Figure. |
| Electronic Ignition (EI) Module (2.2L) | On top of engine, attached to ignition coil housing. See Figure. |
| Electronic Ignition (EI) Module 1, 3, 5 Coils (3.0L) | Under right side of upper intake manifold runner. |
| Electronic Ignition (EI) Module 2, 4, 6 Coils (3.0L) | Under left side of upper intake manifold runner. |
| Electronic Power Steering (EPS) Assembly | In steering column. |
| Engine Control Module (ECM) (2.2L) | On intake manifold, under outlet resonator/duct assembly. |
| Engine Control Module (ECM) (3.0L) | Mounted on left side of engine, near ECT sensor. |
| OnStar Communication interface Module (CIM) | At left rear side of engine compartment. |
| Sensing & Diagnostic Module (SDM) | Under center floor console. |
| Transaxle Control Module (TCM) | At left side of engine compartment. |
| Wheel Speed Signal Conditioner Module (3.0L) | Behind left front console trim panel. |