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Home >> GMC >> 2018 >> Terrain SL >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Data Communication System - Diagnostic Information And Procedures (B1000 To U1833) >> Diagnostic Information And Procedures >> DTC U01B0: Lost Communication With Battery Monitor Module >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON/Vehicle In Service Mode.
  2. Verify that DTC B1325, B1330, B1370, B1380, B1424, B1440, B1441, B1517, C0800, C0899, C12E1, P0560, P0562, P06E4, U0028, U0029, U0073-U0078, U007A-U007D, U0100-U02FF, U1814, U2098, or U2099 is not set.
    • Go to next step: If none of the DTCs are set 
  3. Refer to Circuit/System Testing.