DTC GMC B137A-06 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:
Code:
B137A 06
Definition:
Lost Communication With PRNDL Display
Description:
Communications with the PRNDM display LED board are lost for more than 4 seconds.
Cause:
PRNDM DISPLAY LED BOARD DISCONNECTEDPRNDM DISPLAY LED BOARD HARNESS OPEN OR SHORTED CIRCUITPRNDM DISPLAYELECTRONIC SHIFT MODULE (ESM)
Failure Type:
Algorithm Based Failure
This sub type is used for Algorithm Based Failures that cannot be assigned to a specific sub type.