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 SW2 AutomaticFACTORY OEM SERVICE PROCEDURE
Using Scan Tool
WARNING: This page is about a different car, the 2000 Chevrolet Corvette and 1999 Chevrolet Corvette. However, it is still accessible from the selected car via links, so may be relevant.
- Connect scan tool to Data Link Connector (DLC) located under steering column. If scan tool powers up, go to next step. If scan tool does not power up, go to SCAN TOOL DOES NOT POWER UP under SELF-DIAGNOSTIC SYSTEM in BODY CONTROL MODULES - CORVETTE article.
- Turn ignition on. Attempt to establish communication with the Left and Right Door Control Modules (LDCM/RDCM). If scan tool communicates with both DCMs, go to next step. If scan tool does not communicate with both DCMs, go to SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE under SELF-DIAGNOSTIC SYSTEM in BODY CONTROL MODULES - CORVETTE article.
- Using scan tool, select DISPLAY DTCs function for LDCM and RDCM. If scan tool displays any DTCs, go to next step. If scan tool does not display and DTCs, diagnose by symptom. See SYMPTOM TESTS .
- Retrieve DTCs and perform appropriate test. See DIAGNOSTIC TROUBLE CODE INDEX table.
DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | ||
|---|---|---|---|
| B2202 | Left Window Up Switch Fault (LDCM) | ||
| B2203 | Right Window Up Switch Fault (RDCM) | ||
| B2204 | Left Window Down Switch Fault (LDCM) | ||
| B2205 | Right Window Down Switch Fault (RDCM) | ||
| B2206 | Right Window Up Switch Fault (LDCM) | ||
| B2208 | Right Window Down Switch Fault (LDCM) | ||
| B2274 | Left Window Motor Fault (LDCM) | ||
| B2275 | Right Window Motor Fault (RDCM) | ||
| B2282 | Battery No. 1 Fault (LDCM) | ||
| B2283 | Battery No. 1 Fault (RDCM) | ||
| B2284 | Battery No. 2 Fault (LDCM) | ||
| B2285 | Battery No. 2 Fault (RDCM) | ||
| UXXXX | (1) | ||
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Factory Service Tools
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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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