Circuit/System Verification

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Ignition ON.
Verify no additional DTCs are set in other control modules.
- If additional DTCs are set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle
- If no additional DTCs are set
Verify that DTC C0574 01 or C0574 02 is not set.
- If DTC C0574 01 or C0574 02 is set
1. Ignition OFF. Remove the parking brake control module fuse and reinstall. Ignition ON.
2. Verify DTC C0574 01 or C0574 02 is not set.
  - If the DTC is set, replace the K83 Parking Brake Control Module.
  - If the DTC is not set
3. All OK.
- If DTC C0574 01 or C0574 02 is not set
Allow the K83 Parking Brake Control Module to cool down for 15 minutes.
Verify the scan tool Calculated System Temperature parameter is less than 105° C.
- If 105° C or greater
  Replace the K83 Parking Brake Control Module.
- If less than 105° C
All OK.