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.
2000 Saturn SLFACTORY OEM SERVICE PROCEDURE
Control Units
CONTROL UNITS
| Component | Component Location |
|---|---|
| Body Control Module (BCM) | At center of dash, under dash cover. See Figure. |
| Cruise Control Module | Attached to steering column. See Figure. |
| Electronic Brake/Traction Control Module (EBTCM) | At left rear of engine compartment. |
| Electronic Ignition (EI) System Module (DOHC) | On left front side of transaxle housing. See Figure. |
| Electronic Ignition (EI) System Module (SOHC) | On left front side of transaxle housing. See Figure. |
| Powertrain Control Module (PCM) | Between battery & power brake booster. See Figure. |
| Sensing & Diagnostic Module | Under center floor console. |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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