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Home >> GMC >> 2021 >> Yukon AT4 >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel And Console Trim - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC B1B35 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On/Vehicle - In Service Mode
  2. Operate the component: S145 Beverage Cooler Switch - Pressed

    Verify the scan tool parameter: Front Floor Compartment Cooler Mode Command = Off/Remote Start Active/Cooler Mode/Freezer Mode

    • If the parameter does not change 

      Refer to: Circuit/System Testing

    • Go to next step: If the parameter changes 
  3. A fault is not currently present and may be an intermittent condition
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