I need to learn the location and cleaning process for the IACV.
idle air control valve on 2003 Buick LeSabre
If you plan on performing this job yourself, make the investment in a repair manual. This will inform you about any special tools needed and any settings or adjustments. You might find a free manual here: http://bit.ly/autozone_repair_info or go to http://bit.ly/alldata_repair_manuals or http://bit.ly/mitchell_repair_manuals_online and get an online repair manual subscription.