Conditions for Clearing the DTC

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

The current DTC will clear once an ignition cycle has occurred without the fault recurring.
After 100 concurrent ignition cycles occur without the fault recurring, a history DTC clears.
Using a scan tool.