B2477Medium urgency
Module Configuration Failure
Body · Control Module
⚠️ Features may not work correctly. Requires dealer reprogramming with a factory scan tool. Service within a few weeks.
What this means
A module in the vehicle does not have the correct configuration data programmed to match the vehicle's installed options and features.
Likely causes
- Module replaced without reprogrammingMost common
- Software update errorCommon
- BCM replacement without configuration transferCommon
Estimated repair cost
Module programming at dealer$100 – $400
Module replacement and programming$200 – $800
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Frequently asked questions about B2477
What does B2477 mean?
A module in the vehicle does not have the correct configuration data programmed to match the vehicle's installed options and features.
Is B2477 serious?
Features may not work correctly. Requires dealer reprogramming with a factory scan tool. Service within a few weeks.
How much does it cost to fix B2477?
Repair costs for B2477 range from $100 – $400 depending on the root cause and your vehicle.
Can I drive with B2477?
You can drive short distances but should have it repaired within 1–2 weeks to prevent further damage.