Circuit/System Verification
WARNING: This page is about a different car, the 2009 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that DTC P0571, P0572 or P0573 is not set.
- If DTC is set, refer to DTC P0571 .
- Verify that DTC P0703 is not set.
- If DTC is set, replace the IPM. Clear the DTC and road test the vehicle. If DTC resets, replace the ECM.