Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSATURN2000LW2 AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCOMPONENT LOCATIONSELECTRICAL COMPONENT LOCATORCONTROL UNITS
2000 Saturn LW2 Automatic
Control Units
2000 Saturn LW2 AutomaticSECTION Control Units
CONTROL UNITS
| Component | Component Location |
|---|---|
| Body Control Module (BCM) | Mounted to top of glove box. See Figure . |
| Cooling Fan Control Unit | Near battery. |
| Cruise Control Module | Attached to frame rail, near brake booster. |
| Electronic Brake Traction Control Module (EBTCM) | At left rear of engine compartment. |
| Electronic Ignition (EI) Module (2.2L) | On top of engine, attached to ignition coil housing. See Figure . |
| Electronic Ignition (EI) Module (1, 3, 5 Coil) (3.0L) | Under right side of upper intake manifold runner. See Figure . |
| Electronic Ignition (EI) Module (2, 4, 6 Coil) (3.0L) | Under left side of upper intake manifold runner. See Figure . |
| Engine Control Module (ECM) (3.0L) | On top right rear of engine. See Figure . |
| Powertrain Control Module (PCM) (2.2L) | Behind passenger side air bag. See Figure . |
| Sensing & Diagnostic Module (SDM) | Under rear of floor console. |
| Transaxle Control Module (TCM) (3.0L) | At right rear corner of engine compartment, behind strut tower. |
| Vehicle Speed Signal Conditioner Module (2.2L) | Behind left side of dash, above hood release. |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.