Circuit/System Verification
WARNING: This page is about a different car, the 2018 Cadillac XT5. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition - On / Vehicle - In Service Mode
- Verify DTC P30D2 is not set.
- If the DTC is set
- Replace the component: K20 Engine Control Module
- Go to next step: If the DTC is not set
- All OK.