DTC Descriptor
WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
- DTC B101D 34
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ECU internal self test memory failure
- DTC B101D 3B
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ECU internal self test camera failed
- DTC B101D 3C
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ECU internal self test communications failure
- DTC B101D 4B
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ECU programming/calibration failed