Clearing DTCS
WARNING: This page is about a different car, the 1998 Pontiac Trans Sport, 1998 Oldsmobile Silhouette, and 1998 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
To clear DTCs, press and hold any power door unlock switch for 4 seconds when BCM is in diagnostics mode. See BCM FEATURE CUSTOMIZATION & DIAGNOSTIC MODES .