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Home >> Cadillac >> 2021 >> XT5 Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 382 (Secondary And Configurable Customer Controls) >> Diagnostic Information and Procedures >> Drive Mode Switch Malfunction >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2021 GMC Sierra 3500 HD and 2021 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition - On / Vehicle - In Service Mode
  2. Operate the component:S126 Drive Mode Select Switch - Rotate Left & Rotate Right - Multiple Buttons Pressed

    Verify the following information is correctly displayed:Drive Mode @ A5 Driver Information Center

    • If the component does not work as specified 

      Refer to: Circuit/System Testing - Test 1

    • Go to next step: If the component works as specified 
  3. All OK.
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