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 MANUALSCHEVROLET2002CHEVY EXPRESS G3500, VAN PASSENGER EXTENDED, 8.1 GREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXANTI-LOCK BRAKE DTCS
2002 Chevrolet Chevy Express G3500, Van Passenger Extended, 8.1 G
Anti-Lock Brake DTCS
2002 Chevrolet Chevy Express G3500, Van Passenger Extended, 8.1 GSECTION Anti-Lock Brake DTCS
ANTI-LOCK BRAKE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| C0221 | Right Front Wheel Speed Sensor Circuit Open |
| C0222 | Right Front Wheel Speed Signal Missing |
| C0223 | Right Front Wheel Speed Signal Erratic |
| C0225 | Left Front Wheel Speed Sensor Circuit Open |
| C0226 | Left Front Wheel Speed Signal Missing |
| C0227 | Left Front Wheel Speed Signal Erratic |
| C0229 | Drop Out Of Front Wheel Speed Signals |
| C0235 | Rear Wheel Speed Signal Circuit Open |
| C0236 | Rear Wheel Speed Signal Circuit Missing |
| C0237 | Rear Wheel Speed Signal Erratic |
| P1504 | Vehicle Speed Output Circuit |
| C0238 | Wheel Speed Mismatch |
| C0241 | EBCM Control Valve Circuit |
| C0245 | Wheel Speed Sensor Frequency Error |
| C0254 | EBCM Control Valve Circuit |
| C0265 | EBCM Relay Circuit |
| C0266 | EBCM Relay Circuit |
| C0267 | Pump Motor Circuit Open/Shorted |
| C0268 | Pump Motor Circuit Open/Shorted |
| C0269 | Excessive Dump/Isolation Time |
| C0274 | Excessive Dump/Isolation Time |
| C0271 | EBCM Malfunction |
| C0272 | EBCM Malfunction |
| C0273 | EBCM Malfunction |
| C0281 | Brake Switch Circuit |
| C0286 | ABS Indicator Lamp Circuit Shorted To B+ (Export Models) |
| C0286 | ABS Indicator Lamp Circuit Shorted To B+ (Domestic Models) |
| C0288 | Brake Warning Lamp Circuit Shorted to B+ |
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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.