Scan Tool Diagnostics
WARNING: This page is about a different car, the 2002 Cadillac Seville. However, it is still accessible from the selected car via links, so may be relevant.
Scan Tool (Tech 2) reads and clears current and history DTC's. Ensure scan tool contains correct software cartridge for SIR diagnostics. To use scan tool, connect it to Data Link Connector (DLC), located under left side of instrument panel. Plug in power source. Turn ignition on. Follow scan tool manufacturer instructions for communication with SIR system.