Central Control Module (CCM) Codes

On-Board Diagnostic System Check Operation:

CLIMATE CONTROL CENTER
Central Control Module (CCM) Diagnostic Trouble Codes (DTCs) can be cleared from the Heater and Air Conditioning (HVAC) control by pressing the "OFF" button while DTCs are displaying the CCM pointer -01. After DTCs are cleared, the display will show "00."

SCANNER
The Tech 1 scanner can also be used to clear DTCs.