DTC Descriptor
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
- DTC C056E 00
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Electronic Control Unit Software Malfunction
- DTC C056E 38
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Electronic Control Unit Software Supervision Software Malfunction
- DTC C056E 41
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Electronic Control Unit Software Not Programmed
- DTC C056E 42
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Electronic Control Unit Software Calibration Not Programmed
- DTC C056E 43
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Electronic Control Unit Software EEPROM Incorrect Programming
- DTC C056E 45
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Electronic Control Unit Software Variant Not Programmed
- DTC C056E 46
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Electronic Control Unit Software Configuration Not Programmed
- DTC C056E 47
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Electronic Control Unit Software VIN Not Programmed
- DTC C056E 48
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Electronic Control Unit Software Security Code Not Programmed
- DTC C056E 4A
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Electronic Control Unit Software Programming Checksum Error
- DTC C056E 4B
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Electronic Control Unit Software Calibration Not Learned
- DTC C056E 5A
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Electronic Control Unit Software Not Plausible
- DTC C056E 71
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Electronic Control Unit Software Invalid Data