Diagnostic Mode 0A - Check Permanent DTC Memory: Procedure

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Erasing Permanent Fault Codes after code clear Service $0A - Permanent Fault Codes: can only be erased at the end of a driving cycle (during ECM keep alive time) if all the following conditions are fulfilled:
ERASE: Permanent Fault Codes after code clear, the vehicle needs to be driven!
NO FAIL: DTC cleared
MONITORS: PASS
MINIMUM: Conditions fulfilled 600 s (cumulative) Engine running
DRIVE: 300 s (cumulative) vehicle speed > 25 mph (40 km/h)