Conditions for Clearing the DTC

WARNING: This page is about a different car, the 2002 GMC Safari, 2002 Chevrolet Astro, 2001 GMC Safari, and 2001 Chevrolet Astro. 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.