DTC Descriptor
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
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Universal Serial Bus (USB) Programming
- Symptom Byte:41-Not Programmed
- Symptom Byte:42-Configuration Not Programmed
- Symptom Byte:44-Security Access Not Activated
- Symptom Byte:4A-Programming Checksum Error