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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 49 (Steering Wheel And Steering Column) >> Diagnostic Information and Procedures >> DTC B144C: Inverted Run/Start Power Relay >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2016 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON.
  2. Verify that DTC B144B is not set.
    • If DTC B144B is not set 
  3. Refer to Circuit/System Testing.
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