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Home >> GMC >> 2014 >> Sierra 2500 HD SLT, 6.6L Eng VIN 8, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC U1812: Battery Energy Control Module Bus B >> Circuit/System Verification

Circuit/System Verification

  1. Verify that DTC U1862 is not set in the HPCM.
  2. Verify that DTC B137A is not set in the SDG module.
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