Conditions For Clearing DTC
WARNING: This page is about a different car, the 2000 Buick Park Avenue. However, it is still accessible from the selected car via links, so may be relevant.
DTC will clear when passenger side deployment loop resistance is at least 1.3 ohms for 500 milliseconds. Issuing a CLEAR CODES command via scan tool will also clear DTC. History DTC will clear when 255 malfunction-free ignition cycles have occurred.