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.
1997 Chevrolet Corvette AutomaticFACTORY OEM SERVICE PROCEDURE
Body Control Module DTCS
BODY CONTROL MODULE DTCS
| DTC | Description |
|---|---|
| B0432 | REAR DEFOGGER RELAY CIRCUIT (OPEN OR SHORT TO GROUND) |
| B0433 | REAR DEFOGGER RELAY CIRCUIT (SHORT TO VOLTAGE OR BCM OPEN) |
| B0502 | RH DRL RELAY CIRCUIT (OPEN OR SHORT TO GROUND) |
| B0503 | RH DRL RELAY CIRCUIT (SHORT TO VOLTAGE OR BCM OPEN) |
| B0507 | LH DRL RELAY CIRCUIT (OPEN OR SHORT TO GROUND) |
| B0508 | LH DRL RELAY CIRCUIT (SHORT TO VOLTAGE OR BCM OPEN) |
| B0605 | BCM INTERNAL MEMORY MALFUNCTION |
| B2403 | FRONT FOGLIGHT SWITCH CIRCUIT (SHORT TO VOLTAGE) |
| B2408 | REAR FOGLIGHT SWITCH CIRCUIT (SHORT TO VOLTAGE) |
| B2482 | BACK-UP LIGHT RELAY CIRCUIT (OPEN OR SHORT TO GROUND) |
| B2483 | BACK-UP LIGHT RELAY CIRCUIT (SHORT TO VOLTAGE OR BCM OPEN) |
| B2527 | HORN RELAY CIRCUIT (OPEN OR SHORT TO GROUND) |
| B2528 | HORN RELAY CIRCUIT (SHORT TO VOLTAGE OR BCM OPEN) |
| B2573 | HATCH RELEASE SWITCH CIRCUIT (SHORT TO VOLTAGE) |
| B2578 | RF TURN SIGNAL MONITOR CIRCUIT (SHORT TO VOLTAGE) |
| B2583 | LF TURN SIGNAL MONITOR CIRCUIT (SHORT TO VOLTAGE) |
| B2587 | COLUMN LOCK/UNLOCK DRIVE "A" (OPEN OR SHORT TO GROUND) |
| B2588 | COLUMN LOCK/UNLOCK DRIVE "A" (SHORT TO VOLTAGE) |
| B2592 | COLUMN LOCK/UNLOCK DRIVE "B" (OPEN OR SHORT TO GROUND) |
| B2593 | COLUMN LOCK/UNLOCK DRIVE "B" (SHORT TO VOLTAGE) |
| B2597 | TCS SWITCH CIRCUIT (SHORT TO GROUND) |
| B2721 | PASS-KEY(R) DETECTION CIRCUIT (OUT OF RANGE) |
| B2722 | PASS-KEY(R) DETECTION CIRCUIT (SHORT TO GROUND) |
| B2723 | PASS-KEY(R) DETECTION CIRCUIT (SHORT TO VOLTAGE OR OPEN) |
| B2735 | PASS-KEY(R) PROGRAMMING MODE ACTIVE |
| U1016 | LOSS OF COMMUNICATION WITH PCM |
| U1096 | LOSS OF COMMUNICATION WITH IPC |
| U1255 | SERIAL DATA LINE MALFUNCTION |
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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