Conditions for Clearing the DTC

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

A current DTC will clear when the fault is not longer present and the ignition switch is cycled.
A history DTC will clear after 100 consecutive ignition cycles with out a fault present.
A scan tool may be used to clear history and current DTC(s).