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.
1998 Chevrolet Corvette 2D Convertible, AutomaticFACTORY OEM SERVICE PROCEDURE
BCM DTC Definitions
BCM DTC DEFINITIONS
| Code No. | Circuit Affected | ||||||
|---|---|---|---|---|---|---|---|
| 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 | ||||||
| B0844 (1) | BCM Temporarily Inhibit ABS | ||||||
| B2403 | Front Foglight Switch Circuit Short To Voltage) | ||||||
| B2408 | (2) 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" Open Or Short To Voltage) | ||||||
| B2592 | Column Lock/Unlock Drive "B" Open Or Short To Ground) | ||||||
| B2593 | Column Lock/Unlock Drive "B" Open Or 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 | (3) Loss Of Communication With PCM | ||||||
| U1096 | (3) Loss Of Communication With IPC | ||||||
| U1255 | Serial Data Line Malfunction | ||||||
|
|||||||
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.