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Circuit/System Verification

  1. DTC P1761 is an informational DTC. Diagnose all other body control module DTCs prior to DTC P1761.
    • If no other body control module DTCs are set 
  2. Diagnosis is accomplished by looking for an intermittent CAN circuit fault. Refer to Scan Tool Does Not Communicate with Chassis High Speed GMLAN Device .
  3. After performing the above steps, verify that the DTC does not reset by operating the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data. If the vehicle passes the Circuit/System Verification procedure, refer to Testing for Intermittent Conditions and Poor Connections .
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