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 MANUALSCHEVROLET2001CAVALIER LS, 2.4 TREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXBODY CONTROL MODULE DTCS
2001 Chevrolet Cavalier LS, 2.4 T
Body Control Module DTCS
2001 Chevrolet Cavalier LS, 2.4 TSECTION Body Control Module DTCS
BODY CONTROL MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B1000 | BODY CONTROL MODULE MALFUNCTION |
| DTC B1001 | OPTION CONFIGURATION ERROR |
| DTC B1372 | IGNITION 1 CIRCUIT LOW |
| DTC B1382 | IGNITION ACC CIRCUIT LOW |
| DTC B2965 | KEY IN IGNITION FAULT |
| DTC U1000 & U1255 | CLASS 2 COMMUNICATION MALFUNCTION |
| DTC U1001-U1254 | U1254: LOSS OF COMMUNICATIONS WITH XXX |
| DTC U1300 | CLASS 2 DATA LINK LOW |
| DTC U1301 | CLASS 2 DATA LINK HIGH |
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.