DTC GMC B0775-01 Short Explanation
Channel: Maxidot GMC
Date: 20/06/2020

The video focuses on the basic GMC-specific diagnostic error code.
Contents:
0:21 Basic DTC analysis according to OBD2 protocol standard.
1:48 Insight into programming
- an explanation of what a bit is and how a byte is formed
- decoding the Error Code to the base programming
2:58 A diagnostically understandable description of the Diagnostic Trouble Code
3:05 Basic error definition
- Possible causes or errors of the car and its parts describing the mentioned error

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Make: 
GMC 
Code: 
B0775 01 
Definition: 
4WD HI Indicator Circuit Short to Battery 
Description: 
B0775 01 Ignition ON System voltage 10-18 V Instrument panel lights not dimmed. Daylight running lights MUST be commanded ON. Circuit tested when the 4WD HI indicator is commanded ON. 
Cause: 
The TCCM detects 3.4 V or greater on the 4WD HI indicator control circuit when the 4WD HI indicator is commanded ON. 
Failure Type: 
General Electrical Failure
This sub type is used for General Electrical Failures that cannot be assigned to a specific sub type (Category information and no Sub Type information, e.g. DTC (803901): B0039-01 Second Row Right Frontal Stage 1 Deployment Control - General Electrical Failure)